Histocidaris Denticulata
''Histocidaris'' is a genus of sea urchins in the family Histocidaridae. Some species are known from the fossil record. Species * ''Histocidaris acutispina'' Mortensen, 1927 * ''Histocidaris australiae'' Mortensen, 1928 * ''Histocidaris carinata'' Mortensen, 1928 * '' Histocidaris cobosi'' (A. Agassiz, 1898) * ''Histocidaris crassispina'' Mortensen, 1928 * '' Histocidaris denticulata'' Koehler, 1927 * '' Histocidaris elegans'' (A. Agassiz, 1879) * ''Histocidaris formosa'' Mortensen, 1928 * '' Histocidaris geneffensis'' Lambert, 1932 † * '' Histocidaris longicollis'' Hoggett & Rowe, 1986 * '' Histocidaris magnifica'' Mortensen, 1928 * '' Histocidaris mckayi'' Fell, 1954 † * '' Histocidaris misakiensis'' (Yoshiwara, 1898) * '' Histocidaris nuttingi'' Mortensen, 1926 * '' Histocidaris oranensis'' Lambert, 1931 † * '' Histocidaris purpurata'' (Thomson, 1872) * '' Histocidaris recurvata'' Mortensen, 1928 * '' Histocidaris sharreri'' (A. Agassiz, 1880) * ''Histocidaris variabil ...
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