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IMIS Photogallery » Echinodermata (echinoderms) » Echinoidea (sea urchins)
Eucidaris thouarsii (apical system)
Eucidaris thouarsii (apical system)
Description Apical system: The terminal plates ll and lll are exsert, I, IV and V insert. Along the borders of all plates there is a smooth band, the inner part is covered by granules and several tubercles at the periproctal and distal edges.
Scale 3 mm. (After Mortensen)
Author Schultz, Heinke JPG file - 148.79 kB - 928 x 931 pixels added on 2005-02-23217 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke
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