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WoRMS Photogallery » Echinodermata (echinoderms) » Echinoidea (sea urchins)
Asthenosoma ijimai (transverse section)
Asthenosoma ijimai (transverse section)
Description Close-up of internal view: The interambulacral plates (centre) overlap to the ambulacral plates (white spaces). At the right side of the opening one of the fan-like muscles is visible, which control the shape of the test. The aboral sharp spines end distally in poison glands.
Diameter 68 mm, height 14 mm; Maldives
Author von Noordenburg, Henk JPG file - 98.46 kB - 945 x 484 pixels added on 2005-02-23203 viewsWoRMS taxaDigital photo, part of species Asthenosoma ijimai Yoshiwara, 1897checked Kroh, Andreas 2021-02-24From reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 von Noordenburg, Henk
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