Hygrosoma hoplacantha (aboral)
Description Aboral side: There are only a few large primary tubercles, mostly near the ambitus.
Diameter 196 mm; Kumano-nada, Japan.
Author van Noordenburg, Henk
JPG file - 295.90 kB - 909 x 968 pixels
added on 2011-02-23225 viewsEchinoidea taxaDigital photo, entire species Hygrosoma hoplacantha (Thomson, 1877)checked Kroh, Andreas 2021-02-24From reference Schultz, H. (2011). Sea urchins III: Worldwide regular de...
© 2011 van Noordenburg, Henk