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Pseudechinus magellanicus / left: apical view, right: oral view.
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Pseudechinus marionis / left: apical view, right: oral view.
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Pseudechinus novaezelandiae / left: apical view, right: oral view.
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Sterechinus antarcticus / left: apical view, right: oral view.
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Sterechinus dentifer / globiferous pedicellariae (after Koehler, 1926).
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Sterechinus diadema / left: apical view, right: oral view.
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King George Isl./Maxwell Bay. The urchin camouflages himself in order to escape enemies. The sea anemone captures the camouflage if it wants to grasp the urchin. The urchin possibly can escaped.
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King George Isl./Maxwell Bay. Camouflaged sea-urchins.
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King George Isl./Fildes Strait; approximately 3 m of depth
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King George Isl./Fildes Strait; approximately 15 - 20 m of depth.
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King George Isl./Fildes Strait; approximately 15 - 20 m of depth.
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Sterechinus neumayeri (after Koehler, 1908).
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A live specimen of Parasalenia gratiosa from New Caledonia. MNHN scientific expedition "La Planète Revisitée", Koumac, Nov. 2019.
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Fore reef NE of Tareu Pass (Moorea, French Polynesia) from CalPhotos: A database of photos of plants, animals, habitats and other natural history subjects [web application]. BSCIT, University of California, Berkeley. Online at: http://calphotos.berkeley.edu/ used with permission
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Fore reef NE of Tareu Pass (Moorea, French Polynesia). from CalPhotos: A database of photos of plants, animals, habitats and other natural history subjects [web application]. BSCIT, University of California, Berkeley. Online at: http://calphotos.berkeley.edu/ used with permission
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Microcyphus rousseaui observed at Dahab (Red Sea), lateral view. Picture from FlickR (https://www.flickr.com/photos/28686493@N08/8198597411/), Creative Commons.
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Toxopneustes pileolus from Sakouli, Mayotte (western Indian ocean).
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Kenya, Gazi Bay, 2014-02-03
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Tripneustes gratilla from Sakouli, Mayotte (western Indian ocean).
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Echinometra lucunter, aboral view. Galeta Point, Caribbean Coast, Panama. Source : Echinoderms of Panama (http://echinoderms.lifedesks.org/file-colorboxed/459).
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An Echinometra mathaei from Mayotte, Indian ocean.
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Image provided by ReefLifeApps (http://reeflifeapps.com)Please inform the author before republishing.
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photographed 16/04/2012 at 1 m depth at Mangrove Bay, south of Al Qusair, Egypt