Opisthoteuthis calypso Villanueva, Collins, Sánchez & Voss, 2002

Villanueva, R. ; Collins, M. A. ; Sánchez, P. ; Voss, N. A. (2002). Systematics, distribution and biology of the cirrate octopods of the genus Opisthoteuthis (Mollusca, Cephalopoda) in the Atlantic Ocean, with description of two new species. Bul