. . "*Ellipsechinus decaryi( Lambert, 1933)" . . . . "*Ellipsechinus pictus( (A. Agassiz& H.L. Clark, 1907)" . "burrowing urchins" . "Echinometra mathaei" . "*Echinus mathaei(Blainville, 1825)" . . . . "Echinometra mathaei" . . . "*''Echinometra microtuberculata (A. Agassiz, 1863)" . "*Echinometra picta(A. Agassiz& H.L. Clark, 1907)" . "*Echinometra megastoma( M'Clelland, 1840)" . . . . "*Echinometra heteropora(A. Agassiz& Desor, 1846)" . . "*Echinometra brunea (A. Agassiz, 1863)" . . . "*Ellipsechinus matheyi" .