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IMIS Photogallery » Echinodermata (echinoderms) » Echinoidea (sea urchins)
Tetrapygus niger (test, aboral)
Tetrapygus niger (test, aboral)
Description Regular echinoid Tetrapygus niger, upper side.
Diameter 48 mm; Valdivia, Chile.
Author Schultz, Heinke JPG file - 444.51 kB - 1 569 x 1 685 pixels added on 2005-02-23327 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke
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