WoRMS Photogallery
Tetrapygus niger (aboral)
Description Aboral side: The spines are longest at the ambitus.Diameter of test 52 mm, Caldera, Chile. JPG file - 250.11 kB - 1 181 x 1 194 pixels added on 2005-02-23247 viewsWoRMS taxaDigital photo, entire species Tetrapygus niger (Molina, 1782) accepted as Arbacia nigra (Molina, 1782)checked Kroh, Andreas 2021-02-24From reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke
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