From Wikipedia, the free encyclopedia

Alvania punctura
Shell of Alvania punctura (specimen at the Natural History Museum, Rotterdam)
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Superfamily: Rissooidea
Family: Rissoidae
Genus: Alvania
Species:
A. punctura
Binomial name
Alvania punctura
( Montagu, 1803) [1]
Synonyms [2]
  • Alvania puncturata Locard, 1886 (unjustified emendation)
  • Arsenia punctura (Montagu, 1803) superseded combination
  • Alvania (Arsenia) punctura Montagu, 1803
  • Rissoa punctura (Montagu, 1803)
  • Rissoa punctura var. diversa Jeffreys, 1867 ·
  • Turbo punctura Montagu, 1803
  • Turritella dorvilleana Leach, 1852 junior subjective synonym

Alvania punctura is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. [2]

Description

The length of the shell attains 3 mm.

(Original description) The very glossy shell has rounded whorls, rather taper in shape, and finely reticulated. The colour of the shell is transparent yellowish-white. The aperture is sub-orbicular and has a thin lip. The ridges on the body whorl do not extend over the outer lip. The shell has a small umbilical chink. The length of the shell is the tenth of an inch. Its breadth one third its length. [3]

Distribution

This species occurs in the Eastern Atlantic, from Norway to the Strait of Gibraltar; intertidal to ca. 100 m depth; rare and rather local in the Western Mediterranean ( Corsica, Greece) in 50-200 m. Gorringe Ridge and Ampère Seamount, rare in 265-320 m. It is absent from Baltic Sea and the eastern basin of the English Channel. [2]

Fossils have been found in Pleistocene strata on Sicily, Italy.

References

External links

From Wikipedia, the free encyclopedia

Alvania punctura
Shell of Alvania punctura (specimen at the Natural History Museum, Rotterdam)
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Superfamily: Rissooidea
Family: Rissoidae
Genus: Alvania
Species:
A. punctura
Binomial name
Alvania punctura
( Montagu, 1803) [1]
Synonyms [2]
  • Alvania puncturata Locard, 1886 (unjustified emendation)
  • Arsenia punctura (Montagu, 1803) superseded combination
  • Alvania (Arsenia) punctura Montagu, 1803
  • Rissoa punctura (Montagu, 1803)
  • Rissoa punctura var. diversa Jeffreys, 1867 ·
  • Turbo punctura Montagu, 1803
  • Turritella dorvilleana Leach, 1852 junior subjective synonym

Alvania punctura is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. [2]

Description

The length of the shell attains 3 mm.

(Original description) The very glossy shell has rounded whorls, rather taper in shape, and finely reticulated. The colour of the shell is transparent yellowish-white. The aperture is sub-orbicular and has a thin lip. The ridges on the body whorl do not extend over the outer lip. The shell has a small umbilical chink. The length of the shell is the tenth of an inch. Its breadth one third its length. [3]

Distribution

This species occurs in the Eastern Atlantic, from Norway to the Strait of Gibraltar; intertidal to ca. 100 m depth; rare and rather local in the Western Mediterranean ( Corsica, Greece) in 50-200 m. Gorringe Ridge and Ampère Seamount, rare in 265-320 m. It is absent from Baltic Sea and the eastern basin of the English Channel. [2]

Fossils have been found in Pleistocene strata on Sicily, Italy.

References

External links


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