Macrarene diegensis

Macrarene diegensis is a fossil species of small sea snail, a marine gastropod mollusk in the family Liotiidae.[1]

Macrarene diegensis
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Vetigastropoda
Order: Trochida
Superfamily: Trochoidea
Family: Liotiidae
Genus: Macrarene
Species:
M. diegensis
Binomial name
Macrarene diegensis
McLean, 1964

Description

The height of the shell attains 20 mm, its diameter 25 mm. The narrowly umbilicated shell contains 4 whorls with distinct sutures and a projecting peripheral keel. The oblique aperture is circular. Its color is chalky white. This fossil species shows some similarities with Macrarene coronadoensis and Macrarene californica.[1]

Distribution

This species is known only as a fossil. It is found in the San Diego Formation, California, and dates from the Pliocene.

References

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