About Siphonaria gigas G.B.Sowerby I, 1825
Scientific name: Siphonaria gigas G.B.Sowerby I, 1825. The shell of this species reaches a size between 32 millimeters and 84 millimeters. This marine species is distributed from the region off Acapulco, Mexico, down to Northern Peru, and can also be found off the Galápagos Islands.