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IMIS Photogallery » Echinodermata (echinoderms) » Echinoidea (sea urchins)
Heliocidaris erythrogramma var. armigera (aboral)
Heliocidaris erythrogramma var. armigera (aboral)
Description Aboral side: The aboral primary spines are conspicuously thick and slightly spindle-shaped. On the oral side the spines are much smaller.
Diameter of test about 42 mm, height about 19 mm; Rottnest Island, Western Australia.
Author Schultz, Heinke JPG file - 240.13 kB - 1 159 x 1 161 pixels added on 2005-02-23194 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke
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