Keywords: FMIB 46984 Calveria hystrix (W Thomp) 2,000 metres de profondeur.jpeg Calveria hystrix W Thomp 2 000 metres de profondeur Subject Sea urchins Calveria Tag Invertebrates 1885 Cite book Vie au Fond des Mers les Explorations Sous-Marines et les Voyages du Travailleur et du Talisman Filhol H Paris France G Masson Editeur 1885 Figure 72 Creator Henri Filhol PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 46984 Images from the Freshwater and Marine Image Bank to check Henri Filhol Calveriosoma hystrix |