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 Prionocidaris bispinosa (oral) Description Oral side: The short spines at the ambitus are obviously newly regenerated, the long older ones are heavyly overgrown by calcareous algae, and the thorns are already eroded.Diameter of test 43 mm, longest spine 45 mm; Singapore. ZMHJPG file - 302.59 kB - 1 189 x 1 309 pixelsadded on 2005-02-23332 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha...© 2005 Schultz, Heinke Click here to return to the thumbnails overview |
