Sinuitidae

Classification
Phylum: Mollusca
Class: Gastropoda
Order: Bellerophontida
Family: Sinuitidae (Dall, 1913)
Cincinnatian Genera: Sinuites
Geologic Range
Late Cambrian – Middle Permian
Common Paleoecology
Sinuitidae is a family of extinct epifaunal detritivores.
Description of the Family
- Anal emargination is generally a U-shaped sinus
- Rarely, in some advanced Euphemitinae, anal emargination narrows to broad slit
Published Descriptions
Treatise on Invertebrate Paleontology, Part I, Mollusca 1 (1960):
- Anal emargination mostly an open U-shaped sinus but narrowing to a broad slit in some advanced Euphemitinae