Cylicioscapha

Cylicioscapha
Temporal range: Middle Pennsylvanian - Middle Permian
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: ?Gastropoda
Superfamily: Euomphaloidea
Family: Euomphalidae
Genus: Cylicioscapha
Yochelson,1954

Cylicioscapha is an extinct genus of fossil mollusk, probably a gastropod, a robust-looking euomphalid from the upper Paleozoic of North America.

Description

The shell is depressed on both the upper and lower sides; the outer rim is flattish, knobby along the upper edge; the aperture, is more or less trapezoidal.

References


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