<i>Fusus antiquus</i>. "...a division of prosobranchiate gastropods, having the lip of the shell notched, canaliculate, or tubular, for the protrusion of a respiratory siphon. a, branchial siphon; b, proboscis; c, operculum; d, d, tentacles; f, foot." &mdash;Whitney, 1889

Red Whelk

Fusus antiquus. "...a division of prosobranchiate gastropods, having the lip of the shell notched, canaliculate,…