Laevilitorina

Taxobox
name = "Laevilitorina"


image_caption =
regnum = Animalia
phylum = Mollusca
classis = Gastropoda
ordo = Mesogastropoda
familia = Littorinidae
genus = "Laevilitorina"
genus_authority = Pfeiffer, 1886
subdivision_ranks = Species
subdivision = See text.

"Laevilitorina" is a genus of small sea snails, marine gastropod molluscs in the family Littorinidae, the winkles or periwinkles.

Distribution

Circum-Antarctic and sub-Antarctic seas.

Habitat

These small snails live in the tidal zone of rocky shores.

Description

The shells are small, ovate-conical, thin, covered by a brownish periostracum. The peristome is sharp-edged, continued across the parietal wall by a slight callus. The radula has a squarish central tooth, bearing three prominent cusps flanked by several denticles, laterals with one large cusp and five small cusps, two in front and three behind the main cusp, and the marginal is fan-shaped and multidentate.

pecies in the genus "Laevilitorina"

* "Laevilitorina antarctica"
* "Laevilitorina antipodum" (Filhol, 1880)
* "Laevilitorina bennetti"
* "Laevilitorina bifasciata" (Suter, 1913
* "Laevilitorina caliginosa" (Gould, 1849)
* "Laevilitorina coriacea"
* "Laevilitorina hamiltoni"
* "Laevilitorina heardensis"
* "Laevilitorina johnstoni"
* "Laevilitorina labioflecta"
* "Laevilitorina mariae"
* "Laevilitorina pumilia"
* "Laevilitorina pygmaea"
* "Laevilitorina umbilicata"
* "Laevilitorina wandelensis"

References

* [http://data.gbif.org/species/browse/taxon/14732192 GBIF]

* Powell A. W. B., "New Zealand Mollusca", William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1
* [http://zipcodezoo.com/Key/Laevilitorina_Genus.asp ZipCodeZoo]