{"id":14071,"date":"2014-09-11T00:54:54","date_gmt":"2014-09-10T22:54:54","guid":{"rendered":"https:\/\/opistobranquis.info\/?page_id=14071"},"modified":"2022-12-27T22:27:25","modified_gmt":"2022-12-27T21:27:25","slug":"okenia-elegans","status":"publish","type":"page","link":"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/","title":{"rendered":"Okenia elegans"},"content":{"rendered":"<p><\/p>\n<h3><em>Okenia elegans<\/em>\u00a0(Leuckart, 1828)<\/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\/2021\/04\/Okenia-elegans-%40-Palamos-18.04.2021-by-Paqui-Serra-Oriol-Planes.jpg?w=900&#038;ssl=1\" alt=\"Okenia elegans @ Palamos 18.04.2021 by Paqui Serra &amp; Oriol Planes\" \/><\/div><center><em>Okenia elegans @ Palamos 18.04.2021<\/em> by Paqui Serra &amp; Oriol Planes<\/center><\/span><p><\/p><div class=\"opk-worms\"><h3>WoRMS Taxonomic Information<\/h3><div class=\"opk-success\">Current accepted name: <strong><em>Okenia elegans<\/em> (Leuckart, 1828)<\/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=1052385\">Doridina<\/a><\/td><\/tr><tr><th>Infraorder<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=246038\">Doridoidei<\/a><\/td><\/tr><tr><th>Superfamily<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=246152\">Onchidoridoidea<\/a><\/td><\/tr><tr><th>Family<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=174\">Goniodorididae<\/a><\/td><\/tr><tr><th>Subfamily<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=1723339\">Goniodoridinae<\/a><\/td><\/tr><tr><th>Genus<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=138042\"><em>Okenia<\/em><\/a><\/td><\/tr><tr><th>Species<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=140037\"><em>Okenia elegans<\/em> (Leuckart, 1828)<\/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=140037\">140037<\/a>]<\/p><\/div><strong>Synonyms<\/strong><\/p>\n<ul>\n<li><span id=\"aphia_ct_tu_748676\"><i>Euplocamus laciniosus<\/i> Philippi, 1841<\/span><\/li>\n<li><span id=\"aphia_ct_tu_748969\"><i>Idalia cirrigera<\/i> Philippi, 1844<\/span><\/li>\n<li><span id=\"aphia_ct_tu_748970\"><i>Idalia dautzenbergi<\/i> Vayssi\u00e8re, 1919<\/span><\/li>\n<li><strong><span id=\"aphia_ct_tu_748971\"><i>Idalia elegans<\/i> Leuckart, 1828 (original)<\/span><\/strong><\/li>\n<\/ul>\n<p><strong>Description<br \/>\n<\/strong>The specimens of this species can reach a maximum size of 80 mm. The body is tall and its general color varies from pure white to white, sprayed with pink or orange-red dots, but some specimens can be completely red. In all these cases the edge of the foot has a more or less marked yellow band. The most characteristic trait of this species are the digitiform papillae that surround the whole body from the front of the head, the sides of the dorsum and surround the gill leaves. The two most anterior papillae on the head are the longest. There are also papillae in the dorsum middle line. The color of these papillae is like the body at their base, whitish or reddish, but soon they turn yellow but on the apex that is usually whitish. The rhinophores are thick and in the white specimens are semitransparent in their base, white opaque in their middle third and red in their tip while in the most pigmented ones they are orange-red. There are up to twenty fine lamellae in each rhinophore. The gill is made up of 12-14 bipinnate gill leaves that form a complete circle surrounding the anal papilla; The gill leaves are white but their tips are pigmented from yellow to orange, depending on the color of the specimen. The anal papilla is not prominent, it is white with its upper border coloured in yellow or orange. The foot is very wide, slightly bilobed in the front side and pointed in the rear side. It is white coloured but it is finely dotted of pink or red in the most pigmented animals, as are the flanks of these specimens.<\/p>\n<p><strong>Biology<br \/>\n<\/strong>This species is usually found wandering in rocky bottoms where the individual or colonial ascidians of which it feeds on live. The following tunicated have been cited as prey for <em>O.elegans<\/em>: <em>Ascidia sp., Ciona sp., Molgula sp., Microcosmus sp, Phallusia sp., Polycarpa rustica, P. scuba, Botryllus sp.<\/em>\u00a0and <em>Dendrodoa grosularia<\/em> (Picton &amp; Morrow, 1994; McDonald &amp; Nybakken, 1999). Frequently the specimens of <em>O. elegans<\/em> are almost completely buried in the body of the ascidian, from which only the gill leaves protrude.<\/p>\n<p><strong>Etymology<\/strong><\/p>\n<ul>\n<li><em>Okenia<\/em>. In honor of\u00a0Prof. Dr. Ludwig Gilbert Lorenz <b>Oken<\/b>, (1779-1851), German natural philosopher, editor of the magazine\u00a0&#8220;Isis&#8221; and publisher of the book &#8220;Lehrbuch der Naturgeschichte&#8221;.<\/li>\n<li><em>Elegans<\/em>. From\u00a0Latin &#8220;elegans&#8221;, delicious, reloaded, prodigious.<\/li>\n<\/ul>\n<p><strong>Distribution<br \/>\n<\/strong>This species has been reported from Norway, the British Isles (Picton &amp; Morrow, 2016), the Bay of Biscay, the Iberian Peninsula (Straits of Gibraltar and Catalonia, Cervera et al. 2004) and the Mediterranean Sea (both in the Adriatic and Greek coasts). 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autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p><iframe loading=\"lazy\" title=\"Ok\u00e9nia elegans claire - Okenia elegans\" width=\"900\" height=\"506\" src=\"https:\/\/www.youtube.com\/embed\/pojMMn5P7sM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p>&nbsp;<\/p>\n<p><strong>More pictures<\/strong><br \/>\n<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\\\/doridina\\\/doridoidei\\\/onchidoridoidea\\\/okenia-elegans\\\/&quot;,&quot;likes_blog_id&quot;:44192421}' itemscope itemtype=\"http:\/\/schema.org\/ImageGallery\" > <div class=\"gallery-row\" style=\"width: 900px; height: 549px;\" data-original-width=\"900\" data-original-height=\"549\" > <div class=\"gallery-group images-3\" style=\"width: 252px; height: 549px;\" data-original-width=\"252\" data-original-height=\"549\" > <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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/th_okenia-elegans\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"248\"> <meta itemprop=\"height\" content=\"165\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"15611\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2014\/10\/th_Okenia-elegans.jpg\" data-orig-size=\"800,533\" data-comments-opened=\"\" data-image-title=\"Okenia elegans by Klas Malmberg (Sweden)\" data-image-description=\"&lt;p&gt;Okenia elegans by Klas Malmberg (Sweden)&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/10\/th_Okenia-elegans.jpg?fit=300%2C199&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/10\/th_Okenia-elegans.jpg?fit=800%2C533&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/10\/th_Okenia-elegans.jpg?w=248&#038;h=165&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/10\/th_Okenia-elegans.jpg?w=800&amp;ssl=1 800w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/10\/th_Okenia-elegans.jpg?resize=150%2C99&amp;ssl=1 150w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/10\/th_Okenia-elegans.jpg?resize=300%2C199&amp;ssl=1 300w\" width=\"248\" height=\"165\" loading=\"lazy\" data-original-width=\"248\" data-original-height=\"165\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans by Klas Malmberg (Sweden)\" alt=\"Okenia elegans by Klas Malmberg (Sweden)\" style=\"width: 248px; height: 165px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans by Klas Malmberg (Sweden) <\/div> <\/div> <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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/okenia-elegans-skerries-portrush-co-antrim-photograph-bernard-picton\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"248\"> <meta itemprop=\"height\" content=\"186\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"16289\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-Skerries-Portrush-Co-Antrim.-Photograph-\u00a9Bernard-Picton.jpg\" data-orig-size=\"800,600\" data-comments-opened=\"\" data-image-title=\"Okenia elegans Skerries, Portrush, Co Antrim. &amp;#8211; Photograph \u00a9Bernard Picton\" data-image-description=\"&lt;p&gt;Okenia elegans Skerries, Portrush, Co Antrim. &amp;#8211; Photograph \u00a9Bernard Picton&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-Skerries-Portrush-Co-Antrim.-Photograph-%C2%A9Bernard-Picton.jpg?fit=300%2C225&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-Skerries-Portrush-Co-Antrim.-Photograph-%C2%A9Bernard-Picton.jpg?fit=800%2C600&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-Skerries-Portrush-Co-Antrim.-Photograph-%C2%A9Bernard-Picton.jpg?w=248&#038;h=186&#038;ssl=1\" width=\"248\" height=\"186\" loading=\"lazy\" data-original-width=\"248\" data-original-height=\"186\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans Skerries, Portrush, Co Antrim. - Photograph \u00a9Bernard Picton\" alt=\"Okenia elegans Skerries, Portrush, Co Antrim. - Photograph \u00a9Bernard Picton\" style=\"width: 248px; height: 186px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans Skerries, Portrush, Co Antrim, Ireland <\/div> <\/div> <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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/okenia-elegans-old-individual-with-some-damage-to-anterior-gills-rathlin-island-co-antrim-ireland-july-2005-photograph-bernard-picton\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"248\"> <meta itemprop=\"height\" content=\"186\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"16290\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-Old-individual-with-some-damage-to-anterior-gills.-Rathlin-Island-Co-Antrim-Ireland-July-2005.-Photograph-\u00a9Bernard-Picton.jpg\" data-orig-size=\"800,600\" data-comments-opened=\"\" data-image-title=\"Okenia elegans Old individual with some damage to anterior gills. Rathlin Island, Co Antrim, Ireland, July 2005. &amp;#8211; Photograph \u00a9Bernard Picton\" data-image-description=\"&lt;p&gt;Okenia elegans Old individual with some damage to anterior gills. Rathlin Island, Co Antrim, Ireland, July 2005. &amp;#8211; Photograph \u00a9Bernard Picton&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-Old-individual-with-some-damage-to-anterior-gills.-Rathlin-Island-Co-Antrim-Ireland-July-2005.-Photograph-%C2%A9Bernard-Picton.jpg?fit=300%2C225&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-Old-individual-with-some-damage-to-anterior-gills.-Rathlin-Island-Co-Antrim-Ireland-July-2005.-Photograph-%C2%A9Bernard-Picton.jpg?fit=800%2C600&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-Old-individual-with-some-damage-to-anterior-gills.-Rathlin-Island-Co-Antrim-Ireland-July-2005.-Photograph-%C2%A9Bernard-Picton.jpg?w=248&#038;h=186&#038;ssl=1\" width=\"248\" height=\"186\" loading=\"lazy\" data-original-width=\"248\" data-original-height=\"186\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans Old individual with some damage to anterior gills. Rathlin Island, Co Antrim, Ireland, July 2005. - Photograph \u00a9Bernard Picton\" alt=\"Okenia elegans Old individual with some damage to anterior gills. Rathlin Island, Co Antrim, Ireland, July 2005. - Photograph \u00a9Bernard Picton\" style=\"width: 248px; height: 186px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans Old individual with some damage to anterior gills. Rathlin Island, Co Antrim, Ireland, July 2005. &#8211; Photograph \u00a9Bernard Picton <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-1\" style=\"width: 387px; height: 549px;\" data-original-width=\"387\" data-original-height=\"549\" > <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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/radula-de-okenia-elegans-by-luis-sanchez-tocino\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"383\"> <meta itemprop=\"height\" content=\"545\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"17032\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2014\/12\/Radula-de-Okenia-elegans-by-Luis-S\u00e1nchez-Tocino.png\" data-orig-size=\"578,822\" data-comments-opened=\"\" data-image-title=\"Radula de Okenia elegans by Luis S\u00e1nchez-Tocino\" data-image-description=\"&lt;p&gt;Radula de Okenia elegans by Luis S\u00e1nchez-Tocino&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/12\/Radula-de-Okenia-elegans-by-Luis-S%C3%A1nchez-Tocino.png?fit=210%2C300&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/12\/Radula-de-Okenia-elegans-by-Luis-S%C3%A1nchez-Tocino.png?fit=578%2C822&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/12\/Radula-de-Okenia-elegans-by-Luis-S%C3%A1nchez-Tocino.png?w=383&#038;h=545&#038;ssl=1\" width=\"383\" height=\"545\" loading=\"lazy\" data-original-width=\"383\" data-original-height=\"545\" itemprop=\"http:\/\/schema.org\/image\" title=\"Radula de Okenia elegans by Luis S\u00e1nchez-Tocino\" alt=\"Radula de Okenia elegans by Luis S\u00e1nchez-Tocino\" style=\"width: 383px; height: 545px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Radula de Okenia elegans by Luis S\u00e1nchez-Tocino <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-3\" style=\"width: 261px; height: 549px;\" data-original-width=\"261\" data-original-height=\"549\" > <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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/okenia-elegans-28mm-kasuni-split-croatia-4-03-2016-7m-by-jakov-prkic-b\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"257\"> <meta itemprop=\"height\" content=\"187\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"21557\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-@-Ka\u0161uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki\u0107-B.jpg\" data-orig-size=\"800,581\" data-comments-opened=\"\" data-image-title=\"Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107\" data-image-description=\"&lt;p&gt;Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-%40-Ka%C5%A1uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki%C4%87-B.jpg?fit=300%2C218&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-%40-Ka%C5%A1uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki%C4%87-B.jpg?fit=800%2C581&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-%40-Ka%C5%A1uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki%C4%87-B.jpg?w=257&#038;h=187&#038;ssl=1\" width=\"257\" height=\"187\" loading=\"lazy\" data-original-width=\"257\" data-original-height=\"187\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107\" alt=\"Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107\" style=\"width: 257px; height: 187px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107 <\/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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/okenia-elegans-28mm-kasuni-split-croatia-4-03-2016-7m-by-jakov-prkic-d\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"257\"> <meta itemprop=\"height\" content=\"173\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"21558\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-@-Ka\u0161uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki\u0107-D.jpg\" data-orig-size=\"800,537\" data-comments-opened=\"\" data-image-title=\"Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107\" data-image-description=\"&lt;p&gt;Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-%40-Ka%C5%A1uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki%C4%87-D.jpg?fit=300%2C201&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-%40-Ka%C5%A1uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki%C4%87-D.jpg?fit=800%2C537&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-%40-Ka%C5%A1uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki%C4%87-D.jpg?w=257&#038;h=173&#038;ssl=1\" width=\"257\" height=\"173\" loading=\"lazy\" data-original-width=\"257\" data-original-height=\"173\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107\" alt=\"Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107\" style=\"width: 257px; height: 173px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107 <\/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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/okenia-elegans-28mm-kasuni-split-croatia-4-03-2016-7m-by-jakov-prkic\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"257\"> <meta itemprop=\"height\" content=\"177\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"21559\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-@-Ka\u0161uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki\u0107.jpg\" data-orig-size=\"800,550\" data-comments-opened=\"\" data-image-title=\"Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107\" data-image-description=\"&lt;p&gt;Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-%40-Ka%C5%A1uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki%C4%87.jpg?fit=300%2C206&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-%40-Ka%C5%A1uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki%C4%87.jpg?fit=800%2C550&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-%40-Ka%C5%A1uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki%C4%87.jpg?w=257&#038;h=177&#038;ssl=1\" width=\"257\" height=\"177\" loading=\"lazy\" data-original-width=\"257\" data-original-height=\"177\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107\" alt=\"Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107\" style=\"width: 257px; height: 177px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans 28mm @ Ka\u0161uni, Split (First cite for Croatia) 4-03-2016 7m by Jakov Prki\u0107 <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 436px;\" data-original-width=\"900\" data-original-height=\"436\" > <div class=\"gallery-group images-1\" style=\"width: 611px; height: 436px;\" data-original-width=\"611\" data-original-height=\"436\" > <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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/okenia-elegans-28mm-kasuni-split-croatia-4-03-2016-7m-by-jakov-prkic-c\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"607\"> <meta itemprop=\"height\" content=\"432\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"21560\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-@-Ka\u0161uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki\u0107-C.jpg\" data-orig-size=\"800,569\" data-comments-opened=\"\" data-image-title=\"Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107\" data-image-description=\"&lt;p&gt;Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-%40-Ka%C5%A1uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki%C4%87-C.jpg?fit=300%2C213&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-%40-Ka%C5%A1uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki%C4%87-C.jpg?fit=800%2C569&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Okenia-elegans-28mm-%40-Ka%C5%A1uni-Split-Croatia-4-03-2016-7m-by-Jakov-Prki%C4%87-C.jpg?w=607&#038;h=432&#038;ssl=1\" width=\"607\" height=\"432\" loading=\"lazy\" data-original-width=\"607\" data-original-height=\"432\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107\" alt=\"Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107\" style=\"width: 607px; height: 432px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans 28mm @ Ka\u0161uni, Split (Croatia) 4-03-2016 7m by Jakov Prki\u0107 <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-2\" style=\"width: 289px; height: 436px;\" data-original-width=\"289\" data-original-height=\"436\" > <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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/okenia-elegans-etang-de-thau-france-17-05-2021-by-pascal-girard\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"285\"> <meta itemprop=\"height\" content=\"214\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"32354\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2021\/05\/Okenia-elegans-@-Etang-de-Thau-France-17.05.2021-by-Pascal-Girard.jpg\" data-orig-size=\"2048,1536\" data-comments-opened=\"\" data-image-title=\"Okenia elegans @ Etang de Thau, France 17.05.2021 by Pascal Girard\" data-image-description=\"&lt;p&gt;Okenia elegans @ Etang de Thau, France 17.05.2021 by Pascal Girard&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/05\/Okenia-elegans-%40-Etang-de-Thau-France-17.05.2021-by-Pascal-Girard.jpg?fit=300%2C225&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/05\/Okenia-elegans-%40-Etang-de-Thau-France-17.05.2021-by-Pascal-Girard.jpg?fit=900%2C675&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/05\/Okenia-elegans-%40-Etang-de-Thau-France-17.05.2021-by-Pascal-Girard.jpg?w=285&#038;h=214&#038;ssl=1\" width=\"285\" height=\"214\" loading=\"lazy\" data-original-width=\"285\" data-original-height=\"214\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans @ Etang de Thau, France 17.05.2021 by Pascal Girard\" alt=\"Okenia elegans @ Etang de Thau, France 17.05.2021 by Pascal Girard\" style=\"width: 285px; height: 214px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans @ Etang de Thau, France 17.05.2021 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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/okenia-elegans-etang-de-thau-france-17-05-2021-by-pascal-girard-2\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"285\"> <meta itemprop=\"height\" content=\"214\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"32355\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2021\/05\/Okenia-elegans-@-Etang-de-Thau-France-17.05.2021-by-Pascal-Girard-2.jpg\" data-orig-size=\"2048,1536\" data-comments-opened=\"\" data-image-title=\"Okenia elegans @ Etang de Thau, France 17.05.2021 by Pascal Girard\" data-image-description=\"&lt;p&gt;Okenia elegans @ Etang de Thau, France 17.05.2021 by Pascal Girard&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/05\/Okenia-elegans-%40-Etang-de-Thau-France-17.05.2021-by-Pascal-Girard-2.jpg?fit=300%2C225&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/05\/Okenia-elegans-%40-Etang-de-Thau-France-17.05.2021-by-Pascal-Girard-2.jpg?fit=900%2C675&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/05\/Okenia-elegans-%40-Etang-de-Thau-France-17.05.2021-by-Pascal-Girard-2.jpg?w=285&#038;h=214&#038;ssl=1\" width=\"285\" height=\"214\" loading=\"lazy\" data-original-width=\"285\" data-original-height=\"214\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans @ Etang de Thau, France 17.05.2021 by Pascal Girard\" alt=\"Okenia elegans @ Etang de Thau, France 17.05.2021 by Pascal Girard\" style=\"width: 285px; height: 214px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans @ Etang de Thau, France 17.05.2021 by Pascal Girard <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 451px;\" data-original-width=\"900\" data-original-height=\"451\" > <div class=\"gallery-group images-2\" style=\"width: 300px; height: 451px;\" data-original-width=\"300\" data-original-height=\"451\" > <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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/okenia-elegans-etang-de-thau-france-17-05-2021-by-pascal-girard-3\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"296\"> <meta itemprop=\"height\" content=\"222\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"32356\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2021\/05\/Okenia-elegans-@-Etang-de-Thau-France-17.05.2021-by-Pascal-Girard-3.jpg\" data-orig-size=\"2048,1536\" data-comments-opened=\"\" data-image-title=\"Okenia elegans @ Etang de Thau, France 17.05.2021 by Pascal Girard\" data-image-description=\"&lt;p&gt;Okenia elegans @ Etang de Thau, France 17.05.2021 by Pascal Girard&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/05\/Okenia-elegans-%40-Etang-de-Thau-France-17.05.2021-by-Pascal-Girard-3.jpg?fit=300%2C225&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/05\/Okenia-elegans-%40-Etang-de-Thau-France-17.05.2021-by-Pascal-Girard-3.jpg?fit=900%2C675&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/05\/Okenia-elegans-%40-Etang-de-Thau-France-17.05.2021-by-Pascal-Girard-3.jpg?w=296&#038;h=222&#038;ssl=1\" width=\"296\" height=\"222\" loading=\"lazy\" data-original-width=\"296\" data-original-height=\"222\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans @ Etang de Thau, France 17.05.2021 by Pascal Girard\" alt=\"Okenia elegans @ Etang de Thau, France 17.05.2021 by Pascal Girard\" style=\"width: 296px; height: 222px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans @ Etang de Thau, France 17.05.2021 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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/okenia-elegans-france-5-06-2021-by-pascal-girard\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"296\"> <meta itemprop=\"height\" content=\"221\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"32401\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2021\/06\/Okenia-elegans-@-France-5.06.2021-by-Pascal-Girard.jpg\" data-orig-size=\"1080,810\" data-comments-opened=\"\" data-image-title=\"Okenia elegans @ France, 5.06.2021 by Pascal Girard\" data-image-description=\"&lt;p&gt;Okenia elegans @ France, 5.06.2021 by Pascal Girard&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/06\/Okenia-elegans-%40-France-5.06.2021-by-Pascal-Girard.jpg?fit=300%2C225&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/06\/Okenia-elegans-%40-France-5.06.2021-by-Pascal-Girard.jpg?fit=900%2C675&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2021\/06\/Okenia-elegans-%40-France-5.06.2021-by-Pascal-Girard.jpg?w=296&#038;h=221&#038;ssl=1\" width=\"296\" height=\"221\" loading=\"lazy\" data-original-width=\"296\" data-original-height=\"221\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans @ France, 5.06.2021 by Pascal Girard\" alt=\"Okenia elegans @ France, 5.06.2021 by Pascal Girard\" style=\"width: 296px; height: 221px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans @ France, 5.06.2021 by Pascal Girard <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-1\" style=\"width: 600px; height: 451px;\" data-original-width=\"600\" data-original-height=\"451\" > <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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/okenia-elegans-clear-form-france-by-pascal-girard\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"596\"> <meta itemprop=\"height\" content=\"447\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"36169\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2022\/12\/Okenia-elegans-clear-form-@-France-by-Pascal-Girard.jpg\" data-orig-size=\"1280,960\" data-comments-opened=\"\" data-image-title=\"Okenia elegans (clear form) @ France by Pascal Girard\" data-image-description=\"&lt;p&gt;Okenia elegans (clear form) @ France by Pascal Girard&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2022\/12\/Okenia-elegans-clear-form-%40-France-by-Pascal-Girard.jpg?fit=300%2C225&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2022\/12\/Okenia-elegans-clear-form-%40-France-by-Pascal-Girard.jpg?fit=900%2C675&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2022\/12\/Okenia-elegans-clear-form-%40-France-by-Pascal-Girard.jpg?w=596&#038;h=447&#038;ssl=1\" width=\"596\" height=\"447\" loading=\"lazy\" data-original-width=\"596\" data-original-height=\"447\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans (clear form) @ France by Pascal Girard\" alt=\"Okenia elegans (clear form) @ France by Pascal Girard\" style=\"width: 596px; height: 447px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans (clear form) @ France by Pascal Girard <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 334px;\" data-original-width=\"900\" data-original-height=\"334\" > <div class=\"gallery-group images-1\" style=\"width: 443px; height: 334px;\" data-original-width=\"443\" data-original-height=\"334\" > <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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/okenia-elegans-france-by-pascal-girard\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"439\"> <meta itemprop=\"height\" content=\"330\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"36170\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2022\/12\/Okenia-elegans-@-France-by-Pascal-Girard.jpg\" data-orig-size=\"1280,960\" data-comments-opened=\"\" data-image-title=\"Okenia elegans @ France by Pascal Girard\" data-image-description=\"&lt;p&gt;Okenia elegans @ France by Pascal Girard&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2022\/12\/Okenia-elegans-%40-France-by-Pascal-Girard.jpg?fit=300%2C225&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2022\/12\/Okenia-elegans-%40-France-by-Pascal-Girard.jpg?fit=900%2C675&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2022\/12\/Okenia-elegans-%40-France-by-Pascal-Girard.jpg?w=439&#038;h=330&#038;ssl=1\" width=\"439\" height=\"330\" loading=\"lazy\" data-original-width=\"439\" data-original-height=\"330\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans @ France by Pascal Girard\" alt=\"Okenia elegans @ France by Pascal Girard\" style=\"width: 439px; height: 330px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans @ France by Pascal Girard <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-1\" style=\"width: 457px; height: 334px;\" data-original-width=\"457\" data-original-height=\"334\" > <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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/olympus-digital-camera-301\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"453\"> <meta itemprop=\"height\" content=\"330\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"36674\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293119bis.jpg\" data-orig-size=\"1200,874\" data-comments-opened=\"\" data-image-title=\"Okenia elegans @ Costa Brava, Spain by Manuel Ballesteros\" data-image-description=\"&lt;p&gt;Okenia elegans @ Costa Brava, Spain by Manuel Ballesteros&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293119bis.jpg?fit=300%2C219&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293119bis.jpg?fit=900%2C656&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293119bis.jpg?w=453&#038;h=330&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293119bis.jpg?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293119bis.jpg?resize=300%2C219&amp;ssl=1 300w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293119bis.jpg?resize=1024%2C746&amp;ssl=1 1024w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293119bis.jpg?resize=150%2C109&amp;ssl=1 150w\" width=\"453\" height=\"330\" loading=\"lazy\" data-original-width=\"453\" data-original-height=\"330\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans @ Costa Brava, Spain by Manuel Ballesteros\" alt=\"Okenia elegans @ Costa Brava, Spain by Manuel Ballesteros\" style=\"width: 453px; height: 330px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans @ Costa Brava, Spain by Manuel Ballesteros <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 653px;\" data-original-width=\"900\" data-original-height=\"653\" > <div class=\"gallery-group images-1\" style=\"width: 900px; height: 653px;\" data-original-width=\"900\" data-original-height=\"653\" > <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\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/olympus-digital-camera-302\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"896\"> <meta itemprop=\"height\" content=\"649\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"36675\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293107.jpg\" data-orig-size=\"1200,869\" data-comments-opened=\"\" data-image-title=\"Okenia elegans @ Costa Brava, Spain by Manuel Ballesteros\" data-image-description=\"&lt;p&gt;Okenia elegans @ Costa Brava, Spain by Manuel Ballesteros&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293107.jpg?fit=300%2C217&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293107.jpg?fit=900%2C652&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293107.jpg?w=896&#038;h=649&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293107.jpg?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293107.jpg?resize=300%2C217&amp;ssl=1 300w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293107.jpg?resize=1024%2C742&amp;ssl=1 1024w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2023\/01\/Okenia-elegans-by-Manuel-Ballesteros-P4293107.jpg?resize=150%2C109&amp;ssl=1 150w\" width=\"896\" height=\"649\" loading=\"lazy\" data-original-width=\"896\" data-original-height=\"649\" itemprop=\"http:\/\/schema.org\/image\" title=\"Okenia elegans @ Costa Brava, Spain by Manuel Ballesteros\" alt=\"Okenia elegans @ Costa Brava, Spain by Manuel Ballesteros\" style=\"width: 896px; height: 649px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Okenia elegans @ Costa Brava, Spain by Manuel Ballesteros <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <\/div><\/p>\n<p><p><strong>Bibliography<\/strong><\/p><ul><div id=\"zotpress-00d8ee5902a55d067ba09b4efcc426cd\" 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\">Okenia elegans<\/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\">14071<\/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.asturnatura.com\/especie\/okenia-elegans.html\">AsturNatura<\/a><\/li><li><a href=\"http:\/\/www.biodiversitylibrary.org\/name\/Okenia%20elegans\">Biodiversity Heritage Library<\/a><\/li><li><a href=\"http:\/\/www.habitas.org.uk\/marinelife\/species.asp?item=W13020#\">Encyclopedia of Marine Life of Britain and Ireland<\/a><\/li><li><a href=\"https:\/\/www.flickr.com\/search\/?text=Okenia%20elegans\">Flickr pictures<\/a><\/li><li><a href=\"http:\/\/www.irmng.org\/aphia.php?p=taxlist&#038;tName=Okenia%20elegans\">Interim Register of Marine and Nonmarine Genera<\/a><\/li><li><a href=\"https:\/\/web.archive.org\/web\/20250116074557\/http:\/\/medslugs.de\/E\/Atl-NE\/Okenia_elegans\/Selection.htm\">Medslugs (Atl.NE)<\/a><\/li><li><a href=\"http:\/\/www.ncbi.nlm.nih.gov\/Taxonomy\/Browser\/wwwtax.cgi?mode=Undef&#038;name=Okenia%20elegans&#038;lvl=0&#038;srchmode=1\">NCBI GenBank<\/a><\/li><li><a href=\"http:\/\/iobis.org\/mapper\/?taxon=Okenia%20elegans\">OBIS - Search by Taxon<\/a><\/li><li><a href=\"http:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&#038;id=140037\">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>\"Okenia elegans\"<\/em> in <em>OPK-Opistobranquis<\/em>. Published: 11\/09\/2014. Accessed: 05\/11\/2026. Available at (<a href=https:\/\/opistobranquis.info\/en\/?p=14071>https:\/\/opistobranquis.info\/en\/?p=14071<\/a>)<\/p><p><\/p><\/div><p><\/p><\/p>","protected":false},"excerpt":{"rendered":"<p>Okenia elegans\u00a0(Leuckart, 1828) Synonyms Euplocamus laciniosus Philippi, 1841 Idalia cirrigera Philippi, 1844 Idalia dautzenbergi Vayssi\u00e8re, 1919 Idalia elegans Leuckart, 1828 (original) Description The specimens of this species can reach a maximum size of 80 mm. The body is tall and its general color varies from pure white to white, sprayed with pink or orange-red dots, but some specimens can be completely red. In all these cases the edge of the\u2026<\/p>\n<p class=\"continue-reading-button\"> <a class=\"continue-reading-link\" href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/doridina\/doridoidei\/onchidoridoidea\/okenia-elegans\/\">Continue reading<i class=\"crycon-right-dir\"><\/i><\/a><\/p>\n","protected":false},"author":291,"featured_media":32140,"parent":26111,"menu_order":26,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_jetpack_hide_featured_image":false,"_jetpack_featured_image_duplicate_dismissed":0,"footnotes":""},"class_list":["post-14071","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\/14071","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=14071"}],"version-history":[{"count":6,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/pages\/14071\/revisions"}],"predecessor-version":[{"id":35971,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/pages\/14071\/revisions\/35971"}],"up":[{"embeddable":true,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/pages\/26111"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/media\/32140"}],"wp:attachment":[{"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/media?parent=14071"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}