Brachysphingus gibbosus Nelson 1925 (true whelk)

Gastropoda - Neogastropoda - Buccinidae

Full reference: R. N. Nelson. 1925. A contribution to the paleontology of the Martinez Eocene of California. University of California Publications in Geological Sciences 15(11):397-466

Belongs to Brachysphingus according to R. L. Squires 1997

See also Nelson 1925

Sister taxa: Brachysphingus clarki, Brachysphingus mammilatus, Brachysphingus sinuatus

Type specimen: UCMP 30526, a shell. Its type locality is UCMP loc. 3776, Runkle Canyon, which is in a Selandian marine horizon in the Santa Susana Formation of California.

Ecology: epifaunal carnivore

Distribution:

• Paleocene of United States (20: California collections)

• Cretaceous of United States (2: California)

Total: 22 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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