Truncatella subcylindrica

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Truncatella subcylindrica
Truncatella subcylindrica DSCN3140.JPG
Two live individuals of Truncatella subcylindrica: a juvenile on the left, and an adult on the right
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Family: Truncatellidae
Genus: Truncatella
Species:
T. subcylindrica
Binomial name
Truncatella subcylindrica
(Linnaeus, 1767)
Synonyms
  • Albertisia punicaIssel, 1880
  • Cyclostoma concinnumScacchi, 1836
  • Cyclostoma truncatulumDraparnaud, 1801
  • Fidelis theresaRisso, 1826
  • Glaucothoe montaguanaLeach, 1852
  • Helix subcylindricaLinnaeus, 1767
  • Paludina desnoyersiiPayraudeau, 1826
  • Paludina truncatuloidesSerres, 1853 (junior subjective synonym)
  • Truncatella costulataRisso, 1826
  • Truncatella debilisMousson, 1873
  • Truncatella desnoyersii(Payraudeau, 1826)
  • Truncatella laevigataRisso, 1826
  • Truncatella loweiShuttleworth, 1852
  • Truncatella microlenaMonterosato, 1878
  • Truncatella montaguiR. T. Lowe, 1832
  • Truncatella punctataMonterosato, 1878
  • Truncatella subcylindrica var. sublaevigataBucquoy, Dautzenberg & Dollfus, 1884
  • Truncatella truncatula(Draparnaud, 1801) (junior synonym)
  • Turbo subtruncatusMontagu, 1803
  • Turbo truncatusMontagu, 1803
  • Zua petraeaLocard, 1894 junior subjective synonym
  • Zua praecursorLocard, 1894 junior subjective synonym

Truncatella subcylindrica is a species of small land snail that lives at the edge of the sea. It has gills and an operculum and is gastropod mollusk or micromollusk in the family Truncatellidae. [1]

Contents

Description

A juvenile shell of Truncatella subcylindrica Truncatella subcylindrica 02.jpg
A juvenile shell of Truncatella subcylindrica
An adult shell of Truncatella subcylindrica Truncatella subcylindrica 01.jpg
An adult shell of Truncatella subcylindrica
Tentacle of Truncatella subcylindrica with at its base the eye and its white anterior lens. Truncatella subcylindrica RSCN3151.JPG
Tentacle of Truncatella subcylindrica with at its base the eye and its white anterior lens.

This species of snail has a shell which is light in color, and which can reach 5 mm in length. [2]

Like all other species in this genus, the shell loses its apical whorls as it grows, giving it a truncated and cylindrical appearance. [3] [2]

Distribution

This snail is native to areas of the northeastern Atlantic coastline, from Morocco and the Mediterranean coast to the Black Sea. [2] This native distribution includes Great Britain.

There are also some early records from the late 1800s for the eastern United States, on the coast of Newport, Rhode Island, where it was presumably introduced. [2]

Habitat

A group of Truncatella subcylindrica underneath a stone. Truncatella subcylindrica IMG 1720.jpg
A group of Truncatella subcylindrica underneath a stone.

This species is found in marine coastal environments, near or just above the high tide line on stones and pebbles, fine sediments and decomposing vegetation. [2] It prefers the edge of sheltered waters where the salinity is at 18–40  psu. [2] [3]

Life cycle

The sexes are separate. [2] Fertilized eggs are laid as egg capsules, which are attached to detritus. [2] [3]

References

This article incorporates public domain text from the reference [2]

  1. MolluscaBase eds. (2022). MolluscaBase. Truncatella subcylindrica (Linnaeus, 1767). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=141850 on 2022-11-06
  2. 1 2 3 4 5 6 7 8 9 Benson A. (2008). "Truncatella subcylindrica". USGS Nonindigenous Aquatic Species Database, Gainesville, FL. Revision Date: 22 April 2004.
  3. 1 2 3 White N. (1999). Truncatella subcylindrica. Looping snail. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 19 June 2003]. Available from: <http://www.marlin.ac.uk/species/detail/1206. (link not available 20 October 2008, cited from USGS)

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