{"id":14510,"date":"2014-09-18T06:32:58","date_gmt":"2014-09-18T04:32:58","guid":{"rendered":"https:\/\/opistobranquis.info\/?page_id=14510"},"modified":"2025-04-02T14:52:27","modified_gmt":"2025-04-02T12:52:27","slug":"atagema-gibba","status":"publish","type":"page","link":"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/doridina\/doridoidei\/doridoidea\/atagema-gibba\/","title":{"rendered":"Atagema gibba"},"content":{"rendered":"<p><\/p>\n<h3><em>Atagema gibba<\/em>\u00a0\u00a0Pruvot-Fol, 1951<\/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\/2014\/09\/Atagema-gibba-First-British-record-Porthkerris-Cornwall.-24.11.1973.-Photograph-%C2%A9Bernard-Picton.jpg?w=900&#038;ssl=1\" alt=\"Atagema gibba (first British record) @ Porthkerris, Cornwall. 24.11.1973 by Bernard Picton\" \/><\/div><center><em>Atagema gibba (first British record) @ Porthkerris, Cornwall. 24.11.1973<\/em> by Bernard Picton<\/center><\/span><p><\/p><div class=\"opk-worms\"><h3>WoRMS Taxonomic Information<\/h3><div class=\"opk-success\">Current accepted name: <strong><em>Atagema gibba<\/em> Pruvot-Fol, 1951<\/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=173\">Doridoidea<\/a><\/td><\/tr><tr><th>Family<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=1761\">Discodorididae<\/a><\/td><\/tr><tr><th>Genus<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=137659\"><em>Atagema<\/em><\/a><\/td><\/tr><tr><th>Species<\/th><td><a target=\"_blank\" href=\"https:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&id=138764\"><em>Atagema gibba<\/em> Pruvot-Fol, 1951<\/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=138764\">138764<\/a>]<\/p><\/div><strong>Synonyms<\/strong><\/p>\n<ul>\n<li><em>Doris setigera<\/em> Delle Chiaje, 1836<\/li>\n<\/ul>\n<p><strong>Description<br \/>\n<\/strong><em><span style=\"font-style: normal;\">This<\/span><\/em> is a large dorid nudibranch that can grow to at least 68 mm in length (Thompson &amp; Brown, 1984). The body is broad and flattened, with a velvety texture due to the presence of numerous small, spiculated tubercles on the mantle. These tubercles are mostly whitish and form a distinctive reticulate (net-like) pattern against the chocolate-brown background. Some translucent brown tubercles are also scattered across the darker regions of the mantle (Wilson, 2004). A key feature of this species is the presence of a conspicuous elevated, zigzag pallial ridge running down the midline from between the rhinophores to the gill pocket. The mantle margin is loosely crenulated. The rhinophores of <em>A. gibba<\/em> are short and encased in trumpet-shaped sheaths. The gill pocket, located posteriorly, is 5-lipped and houses a retractable branchial plume. The head bears finger-like oral tentacles used for sensory perception (Picton &amp; Morrow, 1994).<\/p>\n<p><strong>Biology<br \/>\n<\/strong>This species is typically found on steep rock faces at depths of 8\u201320 meters. It is associated with sponge-covered substrates, though its exact diet remains poorly understood. Observations in Ria de Arousa, Galicia, Spain (Alm\u00f3n et al, 2014), found specimens on the sponge <em>Haliclona cinerea<\/em>. Additionally, the nudibranch appears to exhibit a camouflage patern that often matches the color of the sponge, suggesting the sponge is a probable feeding source for the nudibranch (Alm\u00f3n et al., 2014). The egg mass consists of a ruffled yellow ribbon arranged in a spiral of approximately 1.5 turns. The large size of the spawn relative to the body is due to the swelling of the protective protein matrix in seawater (DORIS database).<\/p>\n<p><strong>Etymology<\/strong><\/p>\n<ul>\n<li><em>Atagema<\/em>, derived from Greek word &#8220;atag\u00eama,&#8221; meaning disorderly or confused, possibly referencing the species&#8217; cryptic dorsal morphology.<\/li>\n<li><em>Gibba<\/em>. From\u00a0Latin, hunch, because of the protuberance\u00a0that runs along its\u00a0dorsum\u00a0and that differentiates it from\u00a0other species. Colloquially it is called a &#8220;dromedary sea slug&#8221;.<\/li>\n<\/ul>\n<p><strong>Distribution<br \/>\n<\/strong>This is considered a rare species with a limited known distribution, as there are very few reports of this species since its description in 1951: It has been recorded from the Lizard Peninsula and the Isles of Scilly in southwestern England, as well as from Banyuls on the Mediterranean coast of France (Thompson &amp; Brown, 1984). Additional records exist from the Channel Islands (Jersey), Normandy (Cherbourg), and Brittany (Roscoff and Tr\u00e9gastel). Two specimens in the island of S\u00e1lvora (Ria de Arosa, Galicia, Spain) and numerous specimens in the island R\u00faa (Ria de Arosa, Galicia, Spain) suggest a stable population in the area (<a href=\"https:\/\/gemmgalicia.wordpress.com\/2015\/04\/12\/atagema-giba\/\">GEMM<\/a>; Alm\u00f3n et al., 2014). 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\" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Atagema-gibba-Poulziorec-14082010-by-Jean-Michel-Crouzet.jpg?fit=300%2C214&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Atagema-gibba-Poulziorec-14082010-by-Jean-Michel-Crouzet.jpg?fit=800%2C571&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Atagema-gibba-Poulziorec-14082010-by-Jean-Michel-Crouzet.jpg?w=618&#038;h=441&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Atagema-gibba-Poulziorec-14082010-by-Jean-Michel-Crouzet.jpg?w=800&amp;ssl=1 800w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Atagema-gibba-Poulziorec-14082010-by-Jean-Michel-Crouzet.jpg?resize=150%2C107&amp;ssl=1 150w, https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2014\/09\/Atagema-gibba-Poulziorec-14082010-by-Jean-Michel-Crouzet.jpg?resize=300%2C214&amp;ssl=1 300w\" width=\"618\" height=\"441\" loading=\"lazy\" data-original-width=\"618\" data-original-height=\"441\" itemprop=\"http:\/\/schema.org\/image\" title=\"Atagema gibba @ Poulziorec, France 14082010 by Jean Michel Crouzet\" alt=\"Atagema gibba @ Poulziorec, France 14082010 by Jean Michel Crouzet\" style=\"width: 618px; height: 441px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Atagema gibba @ Poulziorec, France 14082010 by Jean Michel Crouzet <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-2\" style=\"width: 278px; height: 445px;\" data-original-width=\"278\" data-original-height=\"445\" > <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\/doridoidea\/atagema-gibba\/atagema-gibba-jersey-by-nicolas-jouault-4\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"274\"> <meta itemprop=\"height\" content=\"206\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"46392\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-@-Jersey-by-Nicolas-Jouault-4.jpg\" data-orig-size=\"2048,1536\" data-comments-opened=\"\" data-image-title=\"Atagema gibba @ Jersey by Nicolas Jouault\" data-image-description=\"&lt;p&gt;Atagema gibba @ Jersey by Nicolas Jouault &lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Jersey-by-Nicolas-Jouault-4.jpg?fit=300%2C225&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Jersey-by-Nicolas-Jouault-4.jpg?fit=900%2C675&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Jersey-by-Nicolas-Jouault-4.jpg?w=274&#038;h=206&#038;ssl=1\" width=\"274\" height=\"206\" loading=\"lazy\" data-original-width=\"274\" data-original-height=\"206\" itemprop=\"http:\/\/schema.org\/image\" title=\"Atagema gibba @ Jersey by Nicolas Jouault\" alt=\"Atagema gibba @ Jersey by Nicolas Jouault\" style=\"width: 274px; height: 206px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Atagema gibba @ Jersey by Nicolas Jouault <\/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\/doridoidea\/atagema-gibba\/atagema-gibba-jersey-by-nicolas-jouault-3\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"274\"> <meta itemprop=\"height\" content=\"231\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"46393\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-@-Jersey-by-Nicolas-Jouault-3.jpg\" data-orig-size=\"2048,1725\" data-comments-opened=\"\" data-image-title=\"Atagema gibba @ Jersey by Nicolas Jouault\" data-image-description=\"&lt;p&gt;Atagema gibba @ Jersey by Nicolas Jouault &lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Jersey-by-Nicolas-Jouault-3.jpg?fit=300%2C253&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Jersey-by-Nicolas-Jouault-3.jpg?fit=900%2C758&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Jersey-by-Nicolas-Jouault-3.jpg?w=274&#038;h=231&#038;ssl=1\" width=\"274\" height=\"231\" loading=\"lazy\" data-original-width=\"274\" data-original-height=\"231\" itemprop=\"http:\/\/schema.org\/image\" title=\"Atagema gibba @ Jersey by Nicolas Jouault\" alt=\"Atagema gibba @ Jersey by Nicolas Jouault\" style=\"width: 274px; height: 231px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Atagema gibba @ Jersey by Nicolas Jouault <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 378px;\" data-original-width=\"900\" data-original-height=\"378\" > <div class=\"gallery-group images-1\" style=\"width: 590px; height: 378px;\" data-original-width=\"590\" data-original-height=\"378\" > <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\/doridoidea\/atagema-gibba\/atagema-gibba-ouessant-baie-de-lampaul-france-by-francois-roche\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"586\"> <meta itemprop=\"height\" content=\"374\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"46394\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-@-Ouessant-baie-de-Lampaul-France-by-francois-Roche-e1743597646153.jpg\" data-orig-size=\"1673,1068\" data-comments-opened=\"\" data-image-title=\"Atagema gibba @ Ouessant, baie de Lampaul, France by Fran\u00e7ois Roche\" data-image-description=\"&lt;p&gt;Atagema gibba @ Ouessant, baie de Lampaul, France by Fran\u00e7ois Roche&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Ouessant-baie-de-Lampaul-France-by-francois-Roche-e1743597646153.jpg?fit=300%2C192&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Ouessant-baie-de-Lampaul-France-by-francois-Roche-e1743597646153.jpg?fit=900%2C575&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Ouessant-baie-de-Lampaul-France-by-francois-Roche-e1743597646153.jpg?w=586&#038;h=374&#038;ssl=1\" width=\"586\" height=\"374\" loading=\"lazy\" data-original-width=\"586\" data-original-height=\"374\" itemprop=\"http:\/\/schema.org\/image\" title=\"Atagema gibba @ Ouessant, baie de Lampaul, France by Fran\u00e7ois Roche\" alt=\"Atagema gibba @ Ouessant, baie de Lampaul, France by Fran\u00e7ois Roche\" style=\"width: 586px; height: 374px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Atagema gibba @ Ouessant, baie de Lampaul, France by Fran\u00e7ois Roche <\/div> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-1\" style=\"width: 310px; height: 378px;\" data-original-width=\"310\" data-original-height=\"378\" > <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\/doridoidea\/atagema-gibba\/atagema-gibba-jersey-by-nicolas-jouault\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"306\"> <meta itemprop=\"height\" content=\"374\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"46396\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-@-Jersey-by-Nicolas-Jouault.jpg\" data-orig-size=\"1673,2048\" data-comments-opened=\"\" data-image-title=\"Atagema gibba @ Jersey by Nicolas Jouault\" data-image-description=\"&lt;p&gt;Atagema gibba @ Jersey by Nicolas Jouault&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Jersey-by-Nicolas-Jouault.jpg?fit=245%2C300&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Jersey-by-Nicolas-Jouault.jpg?fit=837%2C1024&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Jersey-by-Nicolas-Jouault.jpg?w=306&#038;h=374&#038;ssl=1\" width=\"306\" height=\"374\" loading=\"lazy\" data-original-width=\"306\" data-original-height=\"374\" itemprop=\"http:\/\/schema.org\/image\" title=\"Atagema gibba @ Jersey by Nicolas Jouault\" alt=\"Atagema gibba @ Jersey by Nicolas Jouault\" style=\"width: 306px; height: 374px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Atagema gibba @ Jersey by Nicolas Jouault <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 313px;\" data-original-width=\"900\" data-original-height=\"313\" > <div class=\"gallery-group images-1\" style=\"width: 430px; height: 313px;\" data-original-width=\"430\" data-original-height=\"313\" > <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\/doridoidea\/atagema-gibba\/atagema-gibba-le-bourg-st-clement-jersey-on-24-01-2024-by-nicolas-jouault\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"426\"> <meta itemprop=\"height\" content=\"309\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"46397\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-@-Le-Bourg-St.Clement-Jersey-on-24.01.2024-by-Nicolas-Jouault.jpg\" data-orig-size=\"1024,743\" data-comments-opened=\"\" data-image-title=\"Atagema gibba @ Le Bourg, St.Clement, Jersey on 24.01.2024 by Nicolas Jouault\" data-image-description=\"\" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Le-Bourg-St.Clement-Jersey-on-24.01.2024-by-Nicolas-Jouault.jpg?fit=300%2C218&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Le-Bourg-St.Clement-Jersey-on-24.01.2024-by-Nicolas-Jouault.jpg?fit=900%2C653&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Le-Bourg-St.Clement-Jersey-on-24.01.2024-by-Nicolas-Jouault.jpg?w=426&#038;h=309&#038;ssl=1\" width=\"426\" height=\"309\" loading=\"lazy\" data-original-width=\"426\" data-original-height=\"309\" itemprop=\"http:\/\/schema.org\/image\" title=\"Atagema gibba @ Le Bourg, St.Clement, Jersey on 24.01.2024 by Nicolas Jouault\" alt=\"Atagema gibba @ Le Bourg, St.Clement, Jersey on 24.01.2024 by Nicolas Jouault\" style=\"width: 426px; height: 309px;\" \/> <\/a> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-1\" style=\"width: 470px; height: 313px;\" data-original-width=\"470\" data-original-height=\"313\" > <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\/doridoidea\/atagema-gibba\/atagema-gibba-egg-spawn-galicia-spain-by-almon-et-al-2014\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"466\"> <meta itemprop=\"height\" content=\"309\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"46400\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-egg-spawn-@-Galicia-Spain-by-Almon-et-al-2014.jpg\" data-orig-size=\"1562,1038\" data-comments-opened=\"\" data-image-title=\"Atagema gibba egg spawn @ Galicia, Spain by Alm\u00f3n et al (2014)\" data-image-description=\"&lt;p&gt;Atagema gibba egg spawn @ Galicia, Spain by Alm\u00f3n et al (2014)&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-egg-spawn-%40-Galicia-Spain-by-Almon-et-al-2014.jpg?fit=300%2C199&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-egg-spawn-%40-Galicia-Spain-by-Almon-et-al-2014.jpg?fit=900%2C598&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-egg-spawn-%40-Galicia-Spain-by-Almon-et-al-2014.jpg?w=466&#038;h=309&#038;ssl=1\" width=\"466\" height=\"309\" loading=\"lazy\" data-original-width=\"466\" data-original-height=\"309\" itemprop=\"http:\/\/schema.org\/image\" title=\"Atagema gibba egg spawn @ Galicia, Spain by Alm\u00f3n et al (2014)\" alt=\"Atagema gibba egg spawn @ Galicia, Spain by Alm\u00f3n et al (2014)\" style=\"width: 466px; height: 309px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Atagema gibba egg spawn @ Galicia, Spain by Alm\u00f3n et al (2014) <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <div class=\"gallery-row\" style=\"width: 900px; height: 562px;\" data-original-width=\"900\" data-original-height=\"562\" > <div class=\"gallery-group images-1\" style=\"width: 900px; height: 562px;\" data-original-width=\"900\" data-original-height=\"562\" > <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\/doridoidea\/atagema-gibba\/atagema-gibba-salvora-by-jacinto-perez-dieste\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"896\"> <meta itemprop=\"height\" content=\"558\"> <img decoding=\"async\" class=\"\" data-attachment-id=\"46401\" data-orig-file=\"https:\/\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-@-Salvora-by-Jacinto-Perez-Dieste.jpg\" data-orig-size=\"646,402\" data-comments-opened=\"\" data-image-title=\"Atagema gibba @ S\u00e1lvora by Jacinto P\u00e9rez Dieste\" data-image-description=\"&lt;p&gt;Atagema gibba @ S\u00e1lvora by Jacinto P\u00e9rez Dieste&lt;\/p&gt; \" data-medium-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Salvora-by-Jacinto-Perez-Dieste.jpg?fit=300%2C187&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Salvora-by-Jacinto-Perez-Dieste.jpg?fit=646%2C402&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/opistobranquis.info\/wp-content\/uploads\/2025\/04\/Atagema-gibba-%40-Salvora-by-Jacinto-Perez-Dieste.jpg?w=896&#038;h=558&#038;ssl=1\" width=\"896\" height=\"558\" loading=\"lazy\" data-original-width=\"896\" data-original-height=\"558\" itemprop=\"http:\/\/schema.org\/image\" title=\"Atagema gibba @ S\u00e1lvora by Jacinto P\u00e9rez Dieste\" alt=\"Atagema gibba @ S\u00e1lvora by Jacinto P\u00e9rez Dieste\" style=\"width: 896px; height: 558px;\" \/> <\/a> <div class=\"tiled-gallery-caption\" itemprop=\"caption description\"> Atagema gibba @ S\u00e1lvora by Jacinto P\u00e9rez Dieste <\/div> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <\/div><\/p>\n<p><p><strong>Bibliography<\/strong><\/p><ul><div id=\"zotpress-0a87b5b650ad75a4b39dc379790e4936\" 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\">Atagema gibba<\/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\">14510<\/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\/Atagema%20gibba\">Biodiversity Heritage Library<\/a><\/li><li><a href=\"http:\/\/doris.ffessm.fr\/fiche2.asp?fiche_numero=2061\">DORIS<\/a><\/li><li><a href=\"http:\/\/www.habitas.org.uk\/marinelife\/species.asp?item=W14070#\">Encyclopedia of Marine Life of Britain and Ireland<\/a><\/li><li><a href=\"http:\/\/nature22.com\/estran22\/mollusques\/gasteropodesbis\/gasteropodes5.html\">Estran 22 - Faune et flore de la zone de balancement des mar\u00e9es en C\u00f4tes d&#039;Armor<\/a><\/li><li><a href=\"https:\/\/www.flickr.com\/search\/?text=Atagema%20gibba\">Flickr pictures<\/a><\/li><li><a href=\"https:\/\/gemmgalicia.wordpress.com\/2015\/04\/12\/atagema-giba\/\">GEMM - Grupo de Estudio del Medio Marino<\/a><\/li><li><a href=\"http:\/\/www.irmng.org\/aphia.php?p=taxlist&#038;tName=Atagema%20gibba\">Interim Register of Marine and Nonmarine Genera<\/a><\/li><li><a href=\"http:\/\/www.ncbi.nlm.nih.gov\/Taxonomy\/Browser\/wwwtax.cgi?mode=Undef&#038;name=Atagema%20gibba&#038;lvl=0&#038;srchmode=1\">NCBI GenBank<\/a><\/li><li><a href=\"http:\/\/iobis.org\/mapper\/?taxon=Atagema%20gibba\">OBIS - Search by Taxon<\/a><\/li><li><a href=\"http:\/\/www.seaslugforum.net\/showall\/ataggibb\">SeaSlug Forum<\/a><\/li><li><a href=\"http:\/\/www.marinespecies.org\/aphia.php?p=taxdetails&#038;id=138764\">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>Pontes, Miquel<\/b> (2025) <em>\"Atagema gibba\"<\/em> in <em>OPK-Opistobranquis<\/em>. Published: 18\/09\/2014. Accessed: 19\/09\/2026. Available at (<a href=https:\/\/opistobranquis.info\/en\/?p=14510>https:\/\/opistobranquis.info\/en\/?p=14510<\/a>)<\/p><p><\/p><\/div><p><\/p><\/p>","protected":false},"excerpt":{"rendered":"<p>Atagema gibba\u00a0\u00a0Pruvot-Fol, 1951 Synonyms Doris setigera Delle Chiaje, 1836 Description This is a large dorid nudibranch that can grow to at least 68 mm in length (Thompson &amp; Brown, 1984). The body is broad and flattened, with a velvety texture due to the presence of numerous small, spiculated tubercles on the mantle. These tubercles are mostly whitish and form a distinctive reticulate (net-like) pattern against the chocolate-brown background. Some translucent\u2026<\/p>\n<p class=\"continue-reading-button\"> <a class=\"continue-reading-link\" href=\"https:\/\/opistobranquis.info\/en\/guia\/nudibranchia\/doridina\/doridoidei\/doridoidea\/atagema-gibba\/\">Continue reading<i class=\"crycon-right-dir\"><\/i><\/a><\/p>\n","protected":false},"author":5,"featured_media":16145,"parent":26109,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-14510","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\/14510","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\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/comments?post=14510"}],"version-history":[{"count":6,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/pages\/14510\/revisions"}],"predecessor-version":[{"id":46398,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/pages\/14510\/revisions\/46398"}],"up":[{"embeddable":true,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/pages\/26109"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/media\/16145"}],"wp:attachment":[{"href":"https:\/\/opistobranquis.info\/en\/wp-json\/wp\/v2\/media?parent=14510"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}