Lirularia acuticostata | |
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Drawing of a shell of Lirularia acuticostata | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Subclass: | Vetigastropoda |
Order: | Trochida |
Superfamily: | Trochoidea |
Family: | Trochidae |
Genus: | Lirularia |
Species: | L. acuticostata |
Binomial name | |
Lirularia acuticostata (Carpenter, 1864) | |
Synonyms | |
Liotia acuticostataCarpenter, 1864 |
Lirularia acuticostata, common name the sharp-keeled lirularia, is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails. [1] [2]
The height of the shell measures 2.5 mm and its diameter 3 mm. The small, white shell has a subglobose shape. The two nuclear whorls are, smooth. Its apex is elevated. The teleoconch contains 3 whorls, with two raised carinae on the spire and six on the body whorl. The body whorl contains about 6 equal spiral cords. The axial ribs are absent. The sutures are subrectangular. The aperture is circular. The conspicuous outer lip is little contracted. The umbilicus is not large. [3]
This marine species occurs off the coast of Sitka, Alaska to the southern Californian coast.
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