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WoRMS Photogallery » Echinodermata (echinoderms) » Echinoidea (sea urchins)
Cidaroid apical disc
Cidaroid apical disc
Description New plates are created at the outer edge of the terminal plates, the ambulacral plates in the centre and the two adjacent interambulacral ones at either side (arrows). The plates grow in size and are incorporated into the columns (right arrow).
Scale 10 mm
Author Schultz, Heinke JPG file - 314.29 kB - 1 017 x 1 337 pixels added on 2005-02-23642 viewsWoRMS taxaMicroscope Cidaroidea Gray, 1825checked Kroh, Andreas 2021-02-24From reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke
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