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 |
| Clade: | 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.
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