Magdalena Venus Clam Shell, Globivenus magdalenae

Magdalena Venus Clam Shell, Globivenus magdalenae. Shell collected from within the estuary of the Magdalena Bay complex, Baja California Sur, October 2018. Size: 4.9 cm (1.9 inches) x 4.4 cm (1.7 inches). Collection, photograph and identification courtesy of Bob Hillis, Ivins, Utah.

The Magdalena Venus Clam, Globivenus magdalenae (Dall, 1902), is a bivalve mollusk that is a member of the Veneridae Family of Venus Calms. The shell has a circular profile and is globose and the exterior has numerous raised concentric ridges. The exterior of the shell white to cream in color with brown blotches; the interior is white. Magdalena Venus Clam shells reach a maximum of 5.3 cm (2.1 inches) in length and 4.8 cm (1.9 inches) in height.

The Magdalena Venus Clam shells are found in moderately deep water, at depths between 35 m (115 feet) and 200 m (655 feet). They range from Magdalena Bay, Baja California Sur to Panama. They have a limited presence in the Sea of Cortez, from the East Cape region to the Cabo Baja California Sur.

A synonym is Cytherea magdalenae.