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IMIS Photogallery » Echinodermata (echinoderms) » Echinoidea (sea urchins) » Clypeasteroids
Ammotrophus cyclius (oral plating)
Ammotrophus cyclius (oral plating)
Description Plates patterns of the oral side: The interambulacral columns (stippled) are discontinous between the single small plate in the ring next to the peristome, and the margin. The isolated distal plates are usually visible in denuded tests. a. Ammotrophus cyclius: The interambulacra are interuped by two enlarged ambulacral plates, continuing with four to six plates near the margin. the periproct lies on the oral side.
Scale 50 mm.
Author Mooi, Rich JPG file - 165.22 kB - 945 x 1 016 pixels added on 2005-02-23457 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Mooi, Rich
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