Petuch, E. J., 1992. New Mollusks from Los Roques Archipelago Venezuela, an Isolated Caribbean Atoll. La Conchiglia: International Shell Magazine, 23 (262 ): 5 -11 .
New Species-Group Names:
-
duffyi Petuch, 1992. p. 9. f. 8-11.
Petuch, E. J., 1992. New Mollusks from Los Roques Archipelago Venezuela, an Isolated Caribbean Atoll. La Conchiglia: International Shell Magazine, 23 (262 ): 5 -11 .