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Hygrosoma hoplacantha (oral)
Hygrosoma hoplacantha (oral)
Description Oral side: The primary tubercles are larger than on the aboral side, associated to wide, deep areoles.
Diameter 196 mm; Kumano-nada, Japan. Author van Noordenburg, Henk JPG file - 277.50 kB - 922 x 946 pixels added on 2011-02-23175 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
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