{"id":609,"date":"2012-05-17T07:42:03","date_gmt":"2012-05-17T05:42:03","guid":{"rendered":"https:\/\/opistobranquis.info\/cratena-peregrinacratena-peregrinacratena-peregrina"},"modified":"2025-06-12T21:36:42","modified_gmt":"2025-06-12T19:36:42","slug":"cratena-peregrina","status":"publish","type":"page","link":"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/","title":{"rendered":"Cratena peregrina"},"content":{"rendered":"<p><\/p>\n<h3><em>Cratena peregrina<\/em> (Gmelin, 1791)<\/h3>\n<p><span style=\"font-size:10pt;\" class=\"aligncenter\"><div id=\"featured-img-id\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/04\/Cratena-peregrina-by-Miquel-Pontes-MPG_6439.jpg?w=900&#038;ssl=1\" alt=\"Cratena peregrina by Miquel Pontes\" \/><\/div><center><em>Cratena peregrina<\/em> by Pontes, Miquel<\/center><\/span><p><\/p><div class=\"opk-worms\"><h3>WoRMS Taxonomic Information<\/h3><div class=\"opk-success\">Current accepted name: <strong><em>Cratena peregrina<\/em> (Gmelin, 1791)<\/strong><\/div><h4>Current classification<\/h4><table class=\"widefat striped\"><tr><th>Superdomain<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=1\">Biota<\/a><\/td><\/tr><tr><th>Kingdom<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=2\">Animalia<\/a><\/td><\/tr><tr><th>Phylum<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=51\">Mollusca<\/a><\/td><\/tr><tr><th>Class<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=101\">Gastropoda<\/a><\/td><\/tr><tr><th>Subclass<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=14712\">Heterobranchia<\/a><\/td><\/tr><tr><th>Infraclass<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=1057247\">Euthyneura<\/a><\/td><\/tr><tr><th>Subterclass<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=1057249\">Ringipleura<\/a><\/td><\/tr><tr><th>Superorder<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=411966\">Nudipleura<\/a><\/td><\/tr><tr><th>Order<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=1762\">Nudibranchia<\/a><\/td><\/tr><tr><th>Suborder<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=827889\">Cladobranchia<\/a><\/td><\/tr><tr><th>Superfamily<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=189\">Aeolidioidea<\/a><\/td><\/tr><tr><th>Family<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=191\">Facelinidae<\/a><\/td><\/tr><tr><th>Genus<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=146861\"><em>Cratena<\/em><\/a><\/td><\/tr><tr><th>Species<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=146862\"><em>Cratena peregrina<\/em> (Gmelin, 1791)<\/a><\/td><\/tr><\/table><p class=\"footer\">Classification provided by the World Register of Marine Species (WoRMS). [<a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=146862\">146862<\/a>]<\/p><\/div><strong>Synonyms<\/strong><\/p>\n<ul>\n<li><span id=\"aphia_ct_tu_141631\"><i>Cuthona peregrina<\/i> (Gmelin, 1791)<\/span><\/li>\n<li><strong><span id=\"aphia_ct_tu_597740\"><i>Doris peregrina<\/i> Gmelin, 1791 (original)<\/span><\/strong><\/li>\n<li><span id=\"aphia_ct_tu_748904\"><i>Hervia costai<\/i> Haefelfinger, 1961\u00a0<\/span><\/li>\n<\/ul>\n<p><strong style=\"background-color: transparent;\">Description<br \/>\n<\/strong>The largest specimens of this species can reach up to 50 mm in length. The general color of the animal&#8217;s body is uniform white with two orange spots on the head just in front of the rhinophores. Oral palps are long, reaching almost one third of the total length of the animal, they are thin and are colored iridescent white. The rhinophores are smooth and are pigmented orange except the basal portion, which is white. There can be up to 9 separate groups of cerata on each side of the body, the cerata of the first group are inserted in the arc-shaped body while the other groups are inserted along single simple rows. The cerata are thin, long and semi-transparent, and the digestive gland is very visible inside, the color of the digestive gland can vary from orange to different shades of brown. There is usually a bluish iridescence near the apex and along the anterior side of each <em>cerati<\/em> while the apex is intense white due to the presence of a perfectly visible cnidosac. The foot is large and white and has a pair of well-developed triangular propodial tentacles.<\/p>\n<p><strong>Biology<br \/>\n<\/strong>For years, especially in the second half of the twentieth century, this species was cited as <em>Hervia costai<\/em> (Haefelfinger, 1960) subsequently considered synonymous with the species cited by Gmelin. <em>C. peregrina<\/em> is, together with <em>Flabellina affinis<\/em>, possibly one of the most abundant nudibranchs of all the Mediterranean coast. It is very active and it can be located throughout most of the year at shallow depth, feeding on athecate hydrarians colonies of the genus <em>Eudendrium<\/em> on dimly illuminated walls between 0 and 5 m deep, often sharing substrate with <em>Flabellina affinis<\/em>. In deeper water it is possible to observe it wandering on dimly illuminated walls among sponges, hydrarians and scyaphilic (=shade-loving) algae like <em>Peyssonnelia sp., Flabellia petiolata<\/em> and <em>Halimeda tuna<\/em> but also in photophilic (=light-loving) algae covered walls, in the coralligenous and occasionally under stones. The hydrozoans (<em>Eudendrium ramosum<\/em> and <em>E.racemosum<\/em>) over which it is commonly found are their food and are also the substrate where to lay the eggs. The spawn is a gelatinous cord 1.25 mm wide with an irregular outline, filled with white eggs about 90 microns in diameter.<\/p>\n<p><strong>Etymology<\/strong><\/p>\n<ul>\n<li><em>Cratena<\/em>, probably from Latin &#8220;cratis&#8221;, basket; it could be also dedicated to Cratenas,\u00a0a first century B.C. illustrator of plants.<\/li>\n<li><em>Peregrina<\/em>=wanderer in Latin.<\/li>\n<\/ul>\n<p><strong>Distribution<br \/>\n<\/strong>This is an eminently Mediterranean species, having been collected both in the western basin (French, Spanish and Italian shores) and the eastern basin (Greek and Turkish shores). Outside the Mediterranean it has only been observed in the Portuguese coast, in the Andalusian Atlantic coast, in the Straits of Gibraltar and the Canary islands. In the Iberian Mediterranean it is present in all coastal areas and also in the Balearic islands. It has been cited along the shores of Catalonia, like Cadaqu\u00e9s, L&#8217;Escala, L&#8217;Estartit, Begur, Tamariu, Palam\u00f3s, Tossa de Mar, Lloret de Mar, Blanes, Matar\u00f3, Badalona, Cubelles, Salou and Tarragona.<br \/>\nThe aeolid <em>Cratena peregrina<\/em> was informally recorded from Senegal, South Africa, India and in the western Atlantic. In a recent work (Padula et al. 2014), the authors investigate the potential presence of <em>C. peregrina<\/em> on the coast of Brazil. Brazilian and Mediterranean specimens are compared through multiple approaches, including a molecular phylogenetic analysis. As a result they conclude that the morphological and body colour differences observed between Mediterranean and Brazilian specimens are not due to intraspecific variation but Brazilian specimens belong to a new species instead, <em>Cratena minor<\/em> n. sp., which is described in the paper. <div id=\"flxmap-6a99cb736bea2\" class='flxmap-container' data-flxmap='flxmap_6a99cb736bea2' style=\"width:100%;height:400px;\"><\/div>\n<script data-noptimize=\"1\">\n\/* <![CDATA[ *\/\n(function(w, fn) {\n if (w.addEventListener) w.addEventListener(\"DOMContentLoaded\", fn, false);\n else if (w.attachEvent) w.attachEvent(\"onload\", fn);\n})(window, function() {\n var f = new FlexibleMap();\n f.panControl = true;\n f.mapTypeId = \"satellite\";\n f.setlocale(\"en-US\");\n f.kmlcache = \"5 minutes\";\n f.showKML(\"flxmap-6a99cb736bea2\", \"https:\/\/opistobranquis.info\/wp-content\/uploads\/kms\/609.kmz\");\n window.flxmap_6a99cb736bea2 = f;\n});\n\/* ]]> *\/\n<\/script>\n<div style=\"width:100%;text-align:center;margin:12px 0 4px 0;\">\n  <div style=\"font-size:8pt;margin-bottom:6px;\">Known georeferenced records of the species: <em>Cratena peregrina<\/em><\/div>\n  <table style=\"margin:0 auto;border-collapse:collapse;font-size:8pt;\">\n    <tr><td colspan=\"2\" style=\"text-align:left;padding-bottom:4px;\"><strong>Sources:<\/strong><\/td><\/tr>\n    <tr>\n      <td style=\"vertical-align:top;padding-right:40px;\">\n        <table style=\"border-collapse:collapse;\">\n<tr><td style='padding:1px 6px 1px 0;vertical-align:middle'><img data-recalc-dims=\"1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/kms\/wht-circle-lv.png?w=900&#038;ssl=1\" style='display:block'><\/td><td style='padding:1px 0;vertical-align:middle;white-space:nowrap'>OBIS<\/td><\/tr><tr><td style='padding:1px 6px 1px 0;vertical-align:middle'><img data-recalc-dims=\"1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/kms\/ylw-circle-lv.png?w=900&#038;ssl=1\" style='display:block'><\/td><td style='padding:1px 0;vertical-align:middle;white-space:nowrap'>GROC 2010-2011<\/td><\/tr><tr><td style='padding:1px 6px 1px 0;vertical-align:middle'><img data-recalc-dims=\"1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/kms\/grn-circle-lv.png?w=900&#038;ssl=1\" style='display:block'><\/td><td style='padding:1px 0;vertical-align:middle;white-space:nowrap'>Enric Madrenas<\/td><\/tr><tr><td style='padding:1px 6px 1px 0;vertical-align:middle'><img data-recalc-dims=\"1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/kms\/orange-circle-lv.png?w=900&#038;ssl=1\" style='display:block'><\/td><td style='padding:1px 0;vertical-align:middle;white-space:nowrap'>Jo\u00e3o Pedro Silva<\/td><\/tr><tr><td style='padding:1px 6px 1px 0;vertical-align:middle'><img data-recalc-dims=\"1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/kms\/pink-circle-lv.png?w=900&#038;ssl=1\" style='display:block'><\/td><td style='padding:1px 0;vertical-align:middle;white-space:nowrap'>Bernard Picton<\/td><\/tr><tr><td style='padding:1px 6px 1px 0;vertical-align:middle'><img data-recalc-dims=\"1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/kms\/blk-circle-lv.png?w=900&#038;ssl=1\" style='display:block'><\/td><td style='padding:1px 0;vertical-align:middle;white-space:nowrap'>GBIF<\/td><\/tr>        <\/table>\n      <\/td>\n      <td style=\"vertical-align:top;\">\n        <table style=\"border-collapse:collapse;\">\n<tr><td style='padding:1px 6px 1px 0;vertical-align:middle'><img data-recalc-dims=\"1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/kms\/purple-circle-lv.png?w=900&#038;ssl=1\" style='display:block'><\/td><td style='padding:1px 0;vertical-align:middle;white-space:nowrap'>OPK<\/td><\/tr><tr><td style='padding:1px 6px 1px 0;vertical-align:middle'><img data-recalc-dims=\"1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/kms\/red-circle-lv.png?w=900&#038;ssl=1\" style='display:block'><\/td><td style='padding:1px 0;vertical-align:middle;white-space:nowrap'>VIMAR<\/td><\/tr><tr><td style='padding:1px 6px 1px 0;vertical-align:middle'><img data-recalc-dims=\"1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/kms\/blu-circle-lv.png?w=900&#038;ssl=1\" style='display:block'><\/td><td style='padding:1px 0;vertical-align:middle;white-space:nowrap'>Manuel Ballesteros<\/td><\/tr><tr><td style='padding:1px 6px 1px 0;vertical-align:middle'><img data-recalc-dims=\"1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/kms\/cyan-circle-lv.png?w=900&#038;ssl=1\" style='display:block'><\/td><td style='padding:1px 0;vertical-align:middle;white-space:nowrap'>M@re Nostrum<\/td><\/tr><tr><td style='padding:1px 6px 1px 0;vertical-align:middle'><img data-recalc-dims=\"1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/kms\/grey-circle-lv.png?w=900&#038;ssl=1\" style='display:block'><\/td><td style='padding:1px 0;vertical-align:middle;white-space:nowrap'>Altres fonts<\/td><\/tr><tr><td style='padding:1px 6px 1px 0;vertical-align:middle'><img data-recalc-dims=\"1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/kms\/marreg.png?w=900&#038;ssl=1\" style='display:block'><\/td><td style='padding:1px 0;vertical-align:middle;white-space:nowrap'>Marine Regions<\/td><\/tr>        <\/table>\n      <\/td>\n    <\/tr>\n  <\/table>\n<\/div>\n<\/p>\n<p><strong>Similar species<br \/>\n<\/strong><a href=\"https:\/\/opistobranquis.info\/guia\/nudibranchia\/cladobranchia\/fionoidea\/paraflabellina-gabinierei\/\"><em>Paraflabellina gabinierei<\/em><\/a>, with brown cerata, without orange marks on the face. <a href=\"https:\/\/opistobranquis.info\/guia\/nudibranchia\/cladobranchia\/fionoidea\/calmella-cavolini\/\"><em>Calmella cavolini<\/em><\/a>, smaller, with red cerata, with purple marks on the face.<\/p>\n<p><strong>Error:<\/strong> Chart.js no est\u00e1 disponible.<\/p>\n<p><strong>Videos<\/strong><\/p>\n<p><iframe loading=\"lazy\" title=\"Hervia - Cratena peregrina - Etang de Thau (France) www.loeilduplongeur.com\" width=\"900\" height=\"506\" src=\"https:\/\/www.youtube.com\/embed\/L0HULh9NJs0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p><iframe loading=\"lazy\" title=\"Battement de c\u0153ur d&#039;un nudibranche - Nudibranch Heartbeat - www.loeilduplongeur.com\" width=\"900\" height=\"506\" src=\"https:\/\/www.youtube.com\/embed\/qR2K3OjarzA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p><iframe loading=\"lazy\" title=\"Hervia - Cratena peregrina - Carnon (France)\" width=\"900\" height=\"506\" src=\"https:\/\/www.youtube.com\/embed\/fRPuAUewxhA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p><iframe loading=\"lazy\" title=\"Hervia et spirographe - H\u00e9rault - www.loeilduplongeur.com\" width=\"900\" height=\"506\" src=\"https:\/\/www.youtube.com\/embed\/xcw_BECCwfs?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/player.vimeo.com\/video\/784331963?h=fc7c7a0748&amp;dnt=1&amp;app_id=122963\" width=\"900\" height=\"506\" frameborder=\"0\" allow=\"autoplay; fullscreen; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/player.vimeo.com\/video\/784331951?h=ee8882aea9&amp;dnt=1&amp;app_id=122963\" width=\"900\" height=\"506\" frameborder=\"0\" allow=\"autoplay; fullscreen; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p>&nbsp;<\/p>\n<p><strong>More pictures<br \/>\n<\/strong><div class=\"tiled-gallery type-rectangular tiled-gallery-unresized\" data-original-width=\"900\" data-carousel-extra='{&quot;blog_id&quot;:1,&quot;permalink&quot;:&quot;https:\\\/\\\/opistobranquis.info\\\/en\\\/guia\\\/nudibranchia\\\/cladobranchia\\\/aeolidioidea\\\/facelinidae\\\/cratena-peregrina\\\/&quot;,&quot;likes_blog_id&quot;:44192421}' itemscope itemtype=\"http:\/\/schema.org\/ImageGallery\" > <div class=\"gallery-row\" style=\"width: 900px; height: 709px;\" data-original-width=\"900\" data-original-height=\"709\" > <div class=\"gallery-group images-2\" style=\"width: 418px; height: 709px;\" data-original-width=\"418\" data-original-height=\"709\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina1\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"414\"> <meta itemprop=\"height\" content=\"393\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"4243\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina1.jpg\" data-orig-size=\"747,709\" data-comments-opened=\"\" data-image-title=\"Radula of Cratena peregrina by Manuel Ballesteros\" data-image-description=\"&lt;p&gt;Radula of Cratena peregrina by Manuel Ballesteros&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina1.jpg?fit=300%2C284&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina1.jpg?fit=747%2C709&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina1.jpg?w=414&#038;h=393&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina1.jpg?w=747&amp;ssl=1 747w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina1.jpg?resize=300%2C284&amp;ssl=1 300w\" width=\"414\" height=\"393\" loading=\"lazy\" data-original-width=\"414\" data-original-height=\"393\" itemprop=\"http:\/\/schema.org\/image\" title=\"Radula of Cratena peregrina by Manuel Ballesteros\" alt=\"Radula of Cratena peregrina by Manuel Ballesteros\" style=\"width: 414px; height: 393px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Radula of Cratena peregrina by Manuel Ballesteros <\/div> <\/div> <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-02\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"414\"> <meta itemprop=\"height\" content=\"308\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"4244\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-02.jpg\" data-orig-size=\"814,605\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Enric Madrenas\" data-image-description=\"&lt;p&gt;Cratena peregrina by Enric Madrenas&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-02.jpg?fit=300%2C222&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-02.jpg?fit=814%2C605&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-02.jpg?w=414&#038;h=308&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-02.jpg?w=814&amp;ssl=1 814w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-02.jpg?resize=300%2C222&amp;ssl=1 300w\" width=\"414\" height=\"308\" loading=\"lazy\" data-original-width=\"414\" data-original-height=\"308\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Enric Madrenas\" alt=\"Cratena peregrina by Enric Madrenas\" style=\"width: 414px; height: 308px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Enric Madrenas <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-1\" style=\"width: 482px; height: 709px;\" data-original-width=\"482\" data-original-height=\"709\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-02a1\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"478\"> <meta itemprop=\"height\" content=\"705\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"4245\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-02a1.jpg\" data-orig-size=\"416,614\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Enric Madrenas\" data-image-description=\"&lt;p&gt;Cratena peregrina by Enric Madrenas&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-02a1.jpg?fit=203%2C300&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-02a1.jpg?fit=416%2C614&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-02a1.jpg?w=478&#038;h=705&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-02a1.jpg?w=416&amp;ssl=1 416w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-02a1.jpg?resize=203%2C300&amp;ssl=1 203w\" width=\"478\" height=\"705\" loading=\"lazy\" data-original-width=\"478\" data-original-height=\"705\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Enric Madrenas\" alt=\"Cratena peregrina by Enric Madrenas\" style=\"width: 478px; height: 705px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Enric Madrenas <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 317px;\" data-original-width=\"900\" data-original-height=\"317\" > <div class=\"gallery-group images-1\" style=\"width: 216px; height: 317px;\" data-original-width=\"216\" data-original-height=\"317\" > <div class=\"tiled-gallery-item tiled-gallery-item-small\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-07\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"212\"> <meta itemprop=\"height\" content=\"313\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"4247\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-07.jpg\" data-orig-size=\"416,614\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Enric Madrenas\" data-image-description=\"&lt;p&gt;Cratena peregrina by Enric Madrenas&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-07.jpg?fit=203%2C300&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-07.jpg?fit=416%2C614&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-07.jpg?w=212&#038;h=313&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-07.jpg?w=416&amp;ssl=1 416w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-07.jpg?resize=203%2C300&amp;ssl=1 203w\" width=\"212\" height=\"313\" loading=\"lazy\" data-original-width=\"212\" data-original-height=\"313\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Enric Madrenas\" alt=\"Cratena peregrina by Enric Madrenas\" style=\"width: 212px; height: 313px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Enric Madrenas <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-1\" style=\"width: 468px; height: 317px;\" data-original-width=\"468\" data-original-height=\"317\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-08\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"464\"> <meta itemprop=\"height\" content=\"313\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"4248\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-08.jpg\" data-orig-size=\"814,550\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Enric Madrenas\" data-image-description=\"&lt;p&gt;Cratena peregrina by Enric Madrenas&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-08.jpg?fit=300%2C202&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-08.jpg?fit=814%2C550&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-08.jpg?w=464&#038;h=313&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-08.jpg?w=814&amp;ssl=1 814w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-08.jpg?resize=300%2C202&amp;ssl=1 300w\" width=\"464\" height=\"313\" loading=\"lazy\" data-original-width=\"464\" data-original-height=\"313\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Enric Madrenas\" alt=\"Cratena peregrina by Enric Madrenas\" style=\"width: 464px; height: 313px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Enric Madrenas <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-1\" style=\"width: 216px; height: 317px;\" data-original-width=\"216\" data-original-height=\"317\" > <div class=\"tiled-gallery-item tiled-gallery-item-small\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-11\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"212\"> <meta itemprop=\"height\" content=\"313\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"4249\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-11.jpg\" data-orig-size=\"416,614\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Enric Madrenas\" data-image-description=\"&lt;p&gt;Cratena peregrina by Enric Madrenas&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-11.jpg?fit=203%2C300&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-11.jpg?fit=416%2C614&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-11.jpg?w=212&#038;h=313&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-11.jpg?w=416&amp;ssl=1 416w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-11.jpg?resize=203%2C300&amp;ssl=1 203w\" width=\"212\" height=\"313\" loading=\"lazy\" data-original-width=\"212\" data-original-height=\"313\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Enric Madrenas\" alt=\"Cratena peregrina by Enric Madrenas\" style=\"width: 212px; height: 313px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Enric Madrenas <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 417px;\" data-original-width=\"900\" data-original-height=\"417\" > <div class=\"gallery-group images-2\" style=\"width: 308px; height: 417px;\" data-original-width=\"308\" data-original-height=\"417\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-12\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"304\"> <meta itemprop=\"height\" content=\"205\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"4250\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-12.jpg\" data-orig-size=\"814,547\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Enric Madrenas\" data-image-description=\"&lt;p&gt;Cratena peregrina by Enric Madrenas&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-12.jpg?fit=300%2C201&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-12.jpg?fit=814%2C547&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-12.jpg?w=304&#038;h=205&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-12.jpg?w=814&amp;ssl=1 814w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-12.jpg?resize=300%2C201&amp;ssl=1 300w\" width=\"304\" height=\"205\" loading=\"lazy\" data-original-width=\"304\" data-original-height=\"205\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Enric Madrenas\" alt=\"Cratena peregrina by Enric Madrenas\" style=\"width: 304px; height: 205px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Enric Madrenas <\/div> <\/div> <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-14\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"304\"> <meta itemprop=\"height\" content=\"204\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"4251\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-14.jpg\" data-orig-size=\"814,546\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Enric Madrenas\" data-image-description=\"&lt;p&gt;Cratena peregrina by Enric Madrenas&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-14.jpg?fit=300%2C201&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-14.jpg?fit=814%2C546&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-14.jpg?w=304&#038;h=204&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-14.jpg?w=814&amp;ssl=1 814w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-14.jpg?resize=300%2C201&amp;ssl=1 300w\" width=\"304\" height=\"204\" loading=\"lazy\" data-original-width=\"304\" data-original-height=\"204\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Enric Madrenas\" alt=\"Cratena peregrina by Enric Madrenas\" style=\"width: 304px; height: 204px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-1\" style=\"width: 283px; height: 417px;\" data-original-width=\"283\" data-original-height=\"417\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-18\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"279\"> <meta itemprop=\"height\" content=\"413\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"4252\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-18.jpg\" data-orig-size=\"415,614\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Enric Madrenas\" data-image-description=\"&lt;p&gt;Cratena peregrina by Enric Madrenas&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-18.jpg?fit=202%2C300&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-18.jpg?fit=415%2C614&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-18.jpg?w=279&#038;h=413&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-18.jpg?w=415&amp;ssl=1 415w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-18.jpg?resize=202%2C300&amp;ssl=1 202w\" width=\"279\" height=\"413\" loading=\"lazy\" data-original-width=\"279\" data-original-height=\"413\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Enric Madrenas\" alt=\"Cratena peregrina by Enric Madrenas\" style=\"width: 279px; height: 413px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Enric Madrenas <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-2\" style=\"width: 309px; height: 417px;\" data-original-width=\"309\" data-original-height=\"417\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-20\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"305\"> <meta itemprop=\"height\" content=\"205\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"4253\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-20.jpg\" data-orig-size=\"814,547\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Enric Madrenas\" data-image-description=\"&lt;p&gt;Cratena peregrina by Enric Madrenas&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-20.jpg?fit=300%2C201&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-20.jpg?fit=814%2C547&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-20.jpg?w=305&#038;h=205&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-20.jpg?w=814&amp;ssl=1 814w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2012\/12\/cratena-peregrina-20.jpg?resize=300%2C201&amp;ssl=1 300w\" width=\"305\" height=\"205\" loading=\"lazy\" data-original-width=\"305\" data-original-height=\"205\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Enric Madrenas\" alt=\"Cratena peregrina by Enric Madrenas\" style=\"width: 305px; height: 205px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Enric Madrenas <\/div> <\/div> <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-05-2\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"305\"> <meta itemprop=\"height\" content=\"204\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"29829\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2020\/04\/Cratena-peregrina-05.jpg\" data-orig-size=\"800,536\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina @ Llafranc, 22-7-2008 by Enric Madrenas\" data-image-description=\"&lt;p&gt;Cratena peregrina @ Llafranc, 22-7-2008 by Enric Madrenas&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/04\/Cratena-peregrina-05.jpg?fit=300%2C201&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/04\/Cratena-peregrina-05.jpg?fit=800%2C536&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/04\/Cratena-peregrina-05.jpg?w=305&#038;h=204&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/04\/Cratena-peregrina-05.jpg?w=800&amp;ssl=1 800w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/04\/Cratena-peregrina-05.jpg?resize=300%2C201&amp;ssl=1 300w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/04\/Cratena-peregrina-05.jpg?resize=150%2C101&amp;ssl=1 150w\" width=\"305\" height=\"204\" loading=\"lazy\" data-original-width=\"305\" data-original-height=\"204\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina @ Llafranc, 22-7-2008 by Enric Madrenas\" alt=\"Cratena peregrina @ Llafranc, 22-7-2008 by Enric Madrenas\" style=\"width: 305px; height: 204px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina @ Llafranc, 22-7-2008 by Enric Madrenas <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 402px;\" data-original-width=\"900\" data-original-height=\"402\" > <div class=\"gallery-group images-1\" style=\"width: 601px; height: 402px;\" data-original-width=\"601\" data-original-height=\"402\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-sicily-italy-by-lara-orselli-10\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"597\"> <meta itemprop=\"height\" content=\"398\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"30850\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2020\/11\/Cratena-peregrina-@-Sicily-Italy-by-Lara-Orselli-10.jpg\" data-orig-size=\"1280,853\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina @ Sicily, Italy by Lara Orselli\" data-image-description=\"&lt;p&gt;Cratena peregrina @ Sicily, Italy by Lara Orselli&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/11\/Cratena-peregrina-%40-Sicily-Italy-by-Lara-Orselli-10.jpg?fit=300%2C200&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/11\/Cratena-peregrina-%40-Sicily-Italy-by-Lara-Orselli-10.jpg?fit=900%2C599&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/11\/Cratena-peregrina-%40-Sicily-Italy-by-Lara-Orselli-10.jpg?w=597&#038;h=398&#038;ssl=1\" width=\"597\" height=\"398\" loading=\"lazy\" data-original-width=\"597\" data-original-height=\"398\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina @ Sicily, Italy by Lara Orselli\" alt=\"Cratena peregrina @ Sicily, Italy by Lara Orselli\" style=\"width: 597px; height: 398px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina @ Sicily, Italy by Lara Orselli <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-2\" style=\"width: 299px; height: 402px;\" data-original-width=\"299\" data-original-height=\"402\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-by-miquel-pontes-mpg_6763\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"295\"> <meta itemprop=\"height\" content=\"197\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"31002\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6763.jpg\" data-orig-size=\"1280,854\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Miquel Pontes\" data-image-description=\"&lt;p&gt;Cratena peregrina by Miquel Pontes&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6763.jpg?fit=300%2C200&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6763.jpg?fit=900%2C600&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6763.jpg?w=295&#038;h=197&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6763.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6763.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6763.jpg?resize=1024%2C683&amp;ssl=1 1024w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6763.jpg?resize=150%2C100&amp;ssl=1 150w\" width=\"295\" height=\"197\" loading=\"lazy\" data-original-width=\"295\" data-original-height=\"197\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Miquel Pontes\" alt=\"Cratena peregrina by Miquel Pontes\" style=\"width: 295px; height: 197px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Miquel Pontes <\/div> <\/div> <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-by-miquel-pontes-mpg_7777\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"295\"> <meta itemprop=\"height\" content=\"197\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"31003\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_7777.jpg\" data-orig-size=\"1280,853\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Miquel Pontes\" data-image-description=\"&lt;p&gt;Cratena peregrina by Miquel Pontes&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_7777.jpg?fit=300%2C200&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_7777.jpg?fit=900%2C599&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_7777.jpg?w=295&#038;h=197&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_7777.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_7777.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_7777.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_7777.jpg?resize=150%2C100&amp;ssl=1 150w\" width=\"295\" height=\"197\" loading=\"lazy\" data-original-width=\"295\" data-original-height=\"197\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Miquel Pontes\" alt=\"Cratena peregrina by Miquel Pontes\" style=\"width: 295px; height: 197px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Miquel Pontes <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 401px;\" data-original-width=\"900\" data-original-height=\"401\" > <div class=\"gallery-group images-2\" style=\"width: 299px; height: 401px;\" data-original-width=\"299\" data-original-height=\"401\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-by-miquel-pontes-mpg_3396\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"295\"> <meta itemprop=\"height\" content=\"197\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"31004\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3396.jpg\" data-orig-size=\"1280,853\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Miquel Pontes\" data-image-description=\"&lt;p&gt;Cratena peregrina by Miquel Pontes&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3396.jpg?fit=300%2C200&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3396.jpg?fit=900%2C599&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3396.jpg?w=295&#038;h=197&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3396.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3396.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3396.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3396.jpg?resize=150%2C100&amp;ssl=1 150w\" width=\"295\" height=\"197\" loading=\"lazy\" data-original-width=\"295\" data-original-height=\"197\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Miquel Pontes\" alt=\"Cratena peregrina by Miquel Pontes\" style=\"width: 295px; height: 197px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Miquel Pontes <\/div> <\/div> <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-by-miquel-pontes-mpg_3582\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"295\"> <meta itemprop=\"height\" content=\"196\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"31005\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3582.jpg\" data-orig-size=\"1280,853\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Miquel Pontes\" data-image-description=\"&lt;p&gt;Cratena peregrina by Miquel Pontes&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3582.jpg?fit=300%2C200&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3582.jpg?fit=900%2C599&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3582.jpg?w=295&#038;h=196&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3582.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3582.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3582.jpg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_3582.jpg?resize=150%2C100&amp;ssl=1 150w\" width=\"295\" height=\"196\" loading=\"lazy\" data-original-width=\"295\" data-original-height=\"196\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Miquel Pontes\" alt=\"Cratena peregrina by Miquel Pontes\" style=\"width: 295px; height: 196px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Miquel Pontes <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-1\" style=\"width: 601px; height: 401px;\" data-original-width=\"601\" data-original-height=\"401\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-by-miquel-pontes-mpg_4480\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"597\"> <meta itemprop=\"height\" content=\"397\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"31006\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_4480.jpg\" data-orig-size=\"1280,850\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Miquel Pontes\" data-image-description=\"&lt;p&gt;Cratena peregrina by Miquel Pontes&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_4480.jpg?fit=300%2C199&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_4480.jpg?fit=900%2C598&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_4480.jpg?w=597&#038;h=397&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_4480.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_4480.jpg?resize=300%2C199&amp;ssl=1 300w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_4480.jpg?resize=1024%2C680&amp;ssl=1 1024w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_4480.jpg?resize=150%2C100&amp;ssl=1 150w\" width=\"597\" height=\"397\" loading=\"lazy\" data-original-width=\"597\" data-original-height=\"397\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Miquel Pontes\" alt=\"Cratena peregrina by Miquel Pontes\" style=\"width: 597px; height: 397px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Miquel Pontes <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 338px;\" data-original-width=\"900\" data-original-height=\"338\" > <div class=\"gallery-group images-1\" style=\"width: 507px; height: 338px;\" data-original-width=\"507\" data-original-height=\"338\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-by-miquel-pontes-mpg_6397\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"503\"> <meta itemprop=\"height\" content=\"334\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"31007\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6397.jpg\" data-orig-size=\"1280,850\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina by Miquel Pontes\" data-image-description=\"&lt;p&gt;Cratena peregrina by Miquel Pontes&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6397.jpg?fit=300%2C199&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6397.jpg?fit=900%2C598&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6397.jpg?w=503&#038;h=334&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6397.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6397.jpg?resize=300%2C199&amp;ssl=1 300w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6397.jpg?resize=1024%2C680&amp;ssl=1 1024w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2020\/12\/Cratena-peregrina-by-Miquel-Pontes-MPG_6397.jpg?resize=150%2C100&amp;ssl=1 150w\" width=\"503\" height=\"334\" loading=\"lazy\" data-original-width=\"503\" data-original-height=\"334\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina by Miquel Pontes\" alt=\"Cratena peregrina by Miquel Pontes\" style=\"width: 503px; height: 334px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina by Miquel Pontes <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-1\" style=\"width: 393px; height: 338px;\" data-original-width=\"393\" data-original-height=\"338\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-eivissa-spain-by-joan-pereyra\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"389\"> <meta itemprop=\"height\" content=\"334\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"31598\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2021\/02\/Cratena-peregrina-@-Eivissa-Spain-by-Joan-Pereyra.jpg\" data-orig-size=\"1080,929\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina @ Eivissa, Spain by Joan Pereyra\" data-image-description=\"&lt;p&gt;Cratena peregrina @ Eivissa, Spain by Joan Pereyra&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/02\/Cratena-peregrina-%40-Eivissa-Spain-by-Joan-Pereyra.jpg?fit=300%2C258&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/02\/Cratena-peregrina-%40-Eivissa-Spain-by-Joan-Pereyra.jpg?fit=900%2C774&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/02\/Cratena-peregrina-%40-Eivissa-Spain-by-Joan-Pereyra.jpg?w=389&#038;h=334&#038;ssl=1\" width=\"389\" height=\"334\" loading=\"lazy\" data-original-width=\"389\" data-original-height=\"334\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina @ Eivissa, Spain by Joan Pereyra\" alt=\"Cratena peregrina @ Eivissa, Spain by Joan Pereyra\" style=\"width: 389px; height: 334px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina @ Eivissa, Spain by Joan Pereyra <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 733px;\" data-original-width=\"900\" data-original-height=\"733\" > <div class=\"gallery-group images-1\" style=\"width: 587px; height: 733px;\" data-original-width=\"587\" data-original-height=\"733\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-lescala-spain-by-eli-franco-valero\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"583\"> <meta itemprop=\"height\" content=\"729\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"32462\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2021\/06\/Cratena-peregrina-@-LEscala-Spain-by-Eli-Franco-Valero.jpg\" data-orig-size=\"1080,1350\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina @ L&amp;#8217;Escala, Spain by Eli Franco Valero\" data-image-description=\"&lt;p&gt;Cratena peregrina @ L&amp;#8217;Escala, Spain by Eli Franco Valero&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/06\/Cratena-peregrina-%40-LEscala-Spain-by-Eli-Franco-Valero.jpg?fit=240%2C300&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/06\/Cratena-peregrina-%40-LEscala-Spain-by-Eli-Franco-Valero.jpg?fit=819%2C1024&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/06\/Cratena-peregrina-%40-LEscala-Spain-by-Eli-Franco-Valero.jpg?w=583&#038;h=729&#038;ssl=1\" width=\"583\" height=\"729\" loading=\"lazy\" data-original-width=\"583\" data-original-height=\"729\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina @ L&#039;Escala, Spain by Eli Franco Valero\" alt=\"Cratena peregrina @ L&#039;Escala, Spain by Eli Franco Valero\" style=\"width: 583px; height: 729px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina @ L&#8217;Escala, Spain by Eli Franco Valero <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-3\" style=\"width: 313px; height: 733px;\" data-original-width=\"313\" data-original-height=\"733\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-france-by-pascal-girard-png\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"309\"> <meta itemprop=\"height\" content=\"206\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"36070\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2022\/12\/Cratena-peregrina-@-France-by-Pascal-Girard.png.jpg\" data-orig-size=\"988,658\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina @ France by Pascal Girard\" data-image-description=\"&lt;p&gt;Cratena peregrina @ France by Pascal Girard&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2022\/12\/Cratena-peregrina-%40-France-by-Pascal-Girard.png.jpg?fit=300%2C200&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2022\/12\/Cratena-peregrina-%40-France-by-Pascal-Girard.png.jpg?fit=900%2C599&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2022\/12\/Cratena-peregrina-%40-France-by-Pascal-Girard.png.jpg?w=309&#038;h=206&#038;ssl=1\" width=\"309\" height=\"206\" loading=\"lazy\" data-original-width=\"309\" data-original-height=\"206\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina @ France by Pascal Girard\" alt=\"Cratena peregrina @ France by Pascal Girard\" style=\"width: 309px; height: 206px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina @ France by Pascal Girard <\/div> <\/div> <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/konica-minolta-digital-camera-16\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"309\"> <meta itemprop=\"height\" content=\"206\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"36440\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-by-Manuel-Ballesteros-PICT5538.jpg\" data-orig-size=\"1200,798\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina @ Costa Brava (Spain) by Manuel Ballesteros\" data-image-description=\"&lt;p&gt;Cratena peregrina @ Costa Brava (Spain) by Manuel Ballesteros&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-by-Manuel-Ballesteros-PICT5538.jpg?fit=300%2C200&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-by-Manuel-Ballesteros-PICT5538.jpg?fit=900%2C599&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-by-Manuel-Ballesteros-PICT5538.jpg?w=309&#038;h=206&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-by-Manuel-Ballesteros-PICT5538.jpg?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-by-Manuel-Ballesteros-PICT5538.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-by-Manuel-Ballesteros-PICT5538.jpg?resize=1024%2C681&amp;ssl=1 1024w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-by-Manuel-Ballesteros-PICT5538.jpg?resize=150%2C100&amp;ssl=1 150w\" width=\"309\" height=\"206\" loading=\"lazy\" data-original-width=\"309\" data-original-height=\"206\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina @ Costa Brava (Spain) by Manuel Ballesteros\" alt=\"Cratena peregrina @ Costa Brava (Spain) by Manuel Ballesteros\" style=\"width: 309px; height: 206px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina @ Costa Brava (Spain) by Manuel Ballesteros <\/div> <\/div> <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-granada-por-luis-sanchez-tocino\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"309\"> <meta itemprop=\"height\" content=\"309\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"36851\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-@-Granada-por-Luis-Sanchez-Tocino.jpg\" data-orig-size=\"960,960\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina @ Granada por Luis S\u00e1nchez Tocino\" data-image-description=\"&lt;p&gt;Cratena peregrina @ Granada por Luis S\u00e1nchez Tocino&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-%40-Granada-por-Luis-Sanchez-Tocino.jpg?fit=300%2C300&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-%40-Granada-por-Luis-Sanchez-Tocino.jpg?fit=900%2C900&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-%40-Granada-por-Luis-Sanchez-Tocino.jpg?w=309&#038;h=309&#038;crop=1&#038;ssl=1\" width=\"309\" height=\"309\" loading=\"lazy\" data-original-width=\"309\" data-original-height=\"309\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina @ Granada por Luis S\u00e1nchez Tocino\" alt=\"Cratena peregrina @ Granada por Luis S\u00e1nchez Tocino\" style=\"width: 309px; height: 309px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina @ Granada por Luis S\u00e1nchez Tocino <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 900px;\" data-original-width=\"900\" data-original-height=\"900\" > <div class=\"gallery-group images-1\" style=\"width: 900px; height: 900px;\" data-original-width=\"900\" data-original-height=\"900\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/cratena-peregrina-2-granada-por-luis-sanchez-tocino\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"896\"> <meta itemprop=\"height\" content=\"896\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"36852\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-2-@-Granada-por-Luis-Sanchez-Tocino.jpg\" data-orig-size=\"1080,1080\" data-comments-opened=\"\" data-image-title=\"Cratena peregrina @ Granada por Luis S\u00e1nchez Tocino\" data-image-description=\"&lt;p&gt;Cratena peregrina @ Granada por Luis S\u00e1nchez Tocino&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-2-%40-Granada-por-Luis-Sanchez-Tocino.jpg?fit=300%2C300&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-2-%40-Granada-por-Luis-Sanchez-Tocino.jpg?fit=900%2C900&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Cratena-peregrina-2-%40-Granada-por-Luis-Sanchez-Tocino.jpg?w=896&#038;h=896&#038;crop=1&#038;ssl=1\" width=\"896\" height=\"896\" loading=\"lazy\" data-original-width=\"896\" data-original-height=\"896\" itemprop=\"http:\/\/schema.org\/image\" title=\"Cratena peregrina @ Granada por Luis S\u00e1nchez Tocino\" alt=\"Cratena peregrina @ Granada por Luis S\u00e1nchez Tocino\" style=\"width: 896px; height: 896px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Cratena peregrina @ Granada por Luis S\u00e1nchez Tocino <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <\/div><\/p>\n<p><p><strong>Bibliography<\/strong><\/p><ul><div id=\"zotpress-1b2953ad826e2d33f4592d575cac0d92\" class=\"zp-Zotpress zp-Zotpress-Bib wp-block-group\">\n\n\t\t<span class=\"ZP_API_USER_ID ZP_ATTR\">1246567<\/span>\n\t\t<span class=\"ZP_ITEM_KEY ZP_ATTR\"><\/span>\n\t\t<span class=\"ZP_COLLECTION_ID ZP_ATTR\"><\/span>\n\t\t<span class=\"ZP_TAG_ID ZP_ATTR\">Cratena peregrina<\/span>\n\t\t<span class=\"ZP_AUTHOR ZP_ATTR\"><\/span>\n\t\t<span class=\"ZP_YEAR ZP_ATTR\"><\/span>\n        <span class=\"ZP_ITEMTYPE ZP_ATTR\"><\/span>\n\t\t<span class=\"ZP_INCLUSIVE ZP_ATTR\">1<\/span>\n\t\t<span class=\"ZP_STYLE ZP_ATTR\">eunomia-revista-en-cultura-de-la-legalidad<\/span>\n\t\t<span class=\"ZP_LIMIT ZP_ATTR\">50<\/span>\n\t\t<span class=\"ZP_SORTBY ZP_ATTR\">creator<\/span>\n\t\t<span class=\"ZP_ORDER ZP_ATTR\">asc<\/span>\n\t\t<span class=\"ZP_TITLE ZP_ATTR\"><\/span>\n\t\t<span class=\"ZP_SHOWIMAGE ZP_ATTR\"><\/span>\n\t\t<span class=\"ZP_SHOWTAGS ZP_ATTR\"><\/span>\n\t\t<span class=\"ZP_DOWNLOADABLE ZP_ATTR\"><\/span>\n\t\t<span class=\"ZP_NOTES ZP_ATTR\"><\/span>\n\t\t<span class=\"ZP_ABSTRACT ZP_ATTR\"><\/span>\n\t\t<span class=\"ZP_CITEABLE ZP_ATTR\"><\/span>\n\t\t<span class=\"ZP_TARGET ZP_ATTR\">1<\/span>\n\t\t<span class=\"ZP_URLWRAP ZP_ATTR\"><\/span>\n\t\t<span class=\"ZP_FORCENUM ZP_ATTR\"><\/span>\n        <span class=\"ZP_HIGHLIGHT ZP_ATTR\"><\/span>\n        <span class=\"ZP_POSTID ZP_ATTR\">609<\/span>\n\t\t<span class=\"ZOTPRESS_PLUGIN_URL ZP_ATTR\">https:\/\/opistobranquis.info\/wp-content\/plugins\/zotpress\/<\/span>\n\n\t\t<div class=\"zp-List loading\">\n\t\t\t<div class=\"zp-SEO-Content\">\n\n\t\t\t<\/div><!-- .zp-zp-SEO-Content -->\n\t\t<\/div><!-- .zp-List -->\n\t<\/div><!--.zp-Zotpress-->\n\n<p><\/p>Bibliography based on the works by <b>Steve Long, 2006<\/b>. <a target=_blank href=https:\/\/opistobranquis.info\/wp-content\/uploads\/2016\/06\/Long-S.-2006-Bibliography-of-Opisthobranchia-1554-2000.pdf>Bibliography of Opisthobranchia 1554-2000<\/a> and <b>Gary McDonald, 2009<\/b>. <a href=http:\/\/escholarship.org\/uc\/item\/8115h0wz>Bibliographia Nudibranchia<\/a>, with later updates from other resources.<p><\/p><\/ul><p><\/p><p><strong>Further reading<\/strong><\/p><span style=\"font-size:10pt\"><ul><ul class=\"blogroll-links\"><li><a href=\"http:\/\/www.biodiversitylibrary.org\/name\/Cratena%20peregrina\">Biodiversity Heritage Library<\/a><\/li><li><a href=\"http:\/\/www.biologiamarina.org\/wp\/cratena\/\">BiologiaMarina.org<\/a><\/li><li><a href=\"http:\/\/www.cibsub.cat\/bioespecie_es-cratena_peregrina-27753\">CIB - Club Immersio Biologia<\/a><\/li><li><a href=\"http:\/\/doris.ffessm.fr\/fiche2.asp?fiche_numero=453\">DORIS<\/a><\/li><li><a href=\"https:\/\/litoraldegranada.ugr.es\/el-litoral\/el-litoral-sumergido\/fauna\/moluscos\/gasteropodos\/opistobranquios\/orden-nudibranchia\/aeolidioideos\/cratena-peregrina\/\">El Litoral de Granada<\/a><\/li><li><a href=\"https:\/\/www.flickr.com\/search\/?text=Cratena%20peregrina\">Flickr pictures<\/a><\/li><li><a href=\"http:\/\/www.opistobranquis.org\/ca\/guia\/30\">GROC<\/a><\/li><li><a href=\"http:\/\/www.irmng.org\/aphia.php?p=taxlist&#038;tName=Cratena%20peregrina\">Interim Register of Marine and Nonmarine Genera<\/a><\/li><li><a href=\"http:\/\/marenostrum.org\/vidamarina\/animalia\/invertebrados\/moluscos\/gasteropodos\/opistobranquios\/cperegrina\/index.htm\">M@re Nostrum<\/a><\/li><li><a href=\"http:\/\/www.ncbi.nlm.nih.gov\/Taxonomy\/Browser\/wwwtax.cgi?mode=Undef&#038;name=Cratena%20peregrina&#038;lvl=0&#038;srchmode=1\">NCBI GenBank<\/a><\/li><li><a href=\"http:\/\/iobis.org\/mapper\/?taxon=Cratena%20peregrina\">OBIS - Search by Taxon<\/a><\/li><li><a href=\"http:\/\/www.seaslugforum.net\/showall\/cratpere\">Sea Slug Forum<\/a><\/li><li><a href=\"http:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&#038;id=146862\">World Register of Marine Species<\/a><\/li><\/ul><\/ul><\/span><p><strong>Cite this article as: <\/strong><\/p><div style=\"display: block; background: #444444; padding: 10px 30px 10px 10px; border-radius: 5px; line-height: 18px;\"><p class=\"citacio\"><b>Ballesteros, M., Madrenas, E. &#38; Pontes, M.<\/b> (2025) <em>\"Cratena peregrina\"<\/em> in <em>OPK-Opistobranquis<\/em>. Published: 17\/05\/2012. Accessed: 03\/09\/2026. Available at (<a href=https:\/\/opistobranquis.info\/en\/?p=609>https:\/\/opistobranquis.info\/en\/?p=609<\/a>)<\/p><p><\/p><\/div><p><\/p><\/p>","protected":false},"excerpt":{"rendered":"<p>Cratena peregrina (Gmelin, 1791) Synonyms Cuthona peregrina (Gmelin, 1791) Doris peregrina Gmelin, 1791 (original) Hervia costai Haefelfinger, 1961\u00a0 Description The largest specimens of this species can reach up to 50 mm in length. The general color of the animal&#8217;s body is uniform white with two orange spots on the head just in front of the rhinophores. Oral palps are long, reaching almost one third of the total length of the\u2026<\/p>\n<p class=\"continue-reading-button\"> <a class=\"continue-reading-link\" href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/cladobranchia\/aeolidioidea\/facelinidae\/cratena-peregrina\/\">Continue reading<i class=\"crycon-right-dir\"><\/i><\/a><\/p>\n","protected":false},"author":291,"featured_media":29909,"parent":46890,"menu_order":10,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-609","page","type-page","status-publish","has-post-thumbnail","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/pages\/609","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/users\/291"}],"replies":[{"embeddable":true,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/comments?post=609"}],"version-history":[{"count":7,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/pages\/609\/revisions"}],"predecessor-version":[{"id":35880,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/pages\/609\/revisions\/35880"}],"up":[{"embeddable":true,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/pages\/46890"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/media\/29909"}],"wp:attachment":[{"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/media?parent=609"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}