Gastropoda - Trochoidea - Trochidae

Full reference: R. L. Squires and L. R. Saul. 2005. New Late Cretaceous (Santonian and Campanian) gastropods from California and Baja California, Mexico. The Nautilus 119(4):133-148

Belongs to Tegula according to R. L. Squires and L. R. Saul 2005

Sister taxa: Tegula (Tegula), Tegula forbesi, Tegula marylandicum, Tegula masiasi, Tegula melaleucos, Tegula pellisserpentis, Tegula tridentata, Tegula viridula

Type specimen: LACMIP 13323, a shell

Ecology: epifaunal grazer

Average measurements (in mm): shell 18.7 x 22.0