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IMIS Photogallery » Echinodermata (echinoderms) » Echinoidea (sea urchins)
Allocentrotus fragilis (aboral)
Allocentrotus fragilis (aboral)
Description Close-up of upper side: The pore-pairs are arranged in dense arcs of five.
Diameter 58 mm, height 24 mm; Oregon, USA.
Author Schultz, Heinke JPG file - 190.29 kB - 945 x 653 pixels added on 2005-02-23249 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke
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