. "Trochocyathus (Thecocyathus) rhombocolumna" . . . . "986347" . "1264630" . . . "Alcock, 1902" . . "Trochocyathus (Thecocyathus) rhombocolumna Alcock, 1902" . _:b76734876 . "Trochocyathus (Thecocyathus) rhombocolumna" . _:b76734876 . _:b76734876 . . . _:b76734876 "1264630" . . _:b76734876 "WoRMS id" .