Biology:Lirularia acuticostata

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Short description: Species of gastropod

Lirularia acuticostata
Lirularia acuticostat 001.jpg
Drawing of a shell of Lirularia acuticostata
Scientific classification edit
Domain: Eukaryota
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 acuticostata Carpenter, 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]

Description

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]

Distribution

This marine species occurs off the coast of Sitka, Alaska to the southern Californian coast.

References

  1. Rosenberg, G. (2012). Lirularia acuticostata (Carpenter, 1864). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=528715 on 2012-11-23
  2. Turgeon, D.D., et al. 1998. Common and scientific names of aquatic invertebrates of the United States and Canada. American Fisheries Society Special Publication 26
  3. Carpenter, Suppl. Rept. Brit. Assoc, 1864, pp. 612, 652.

External links

Wikidata ☰ Q3710168 entry