Jump to content

Theodoxus meridionalis

From Wikipedia, the free encyclopedia

Theodoxus meridionalis
Two views of a shell of Theodoxus meridionalis; the left view has the operculum in place in a partially open position
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Neritimorpha
Order: Cycloneritida
Family: Neritidae
Genus: Theodoxus
Species:
T. meridionalis
Binomial name
Theodoxus meridionalis
(Philippi, 1836)[2]
Synonyms[3]

Nerita meridionalis Philippi, 1836

Theodoxus meridionalis is a species of freshwater snail with a gill and an operculum. It is an aquatic gastropod mollusk in the family Neritidae, the nerites.

Distribution

[edit]

The distribution of this species includes Sicily (which is part of Italy), and north-western Tunisia.[3][1]

The type locality is Syracuse, Sicily.[4]

Description

[edit]

The shell is cone-shaped to half-egg-shaped, almost smooth and weakly shiny.[3] The color is pale yellowish with dark red to blackish zigzag streaks.[3]

Dimensions of the shell are 4-5 × 7-8 mm.[3]

Ecology

[edit]

This small snail lives in cold running waters.[3][1]

References

[edit]

This article incorporates public domain text from the reference[3]

  1. ^ a b c Zettler, M.; Van Damme, D. (2010). "Theodoxus meridionalis". IUCN Red List of Threatened Species. 2010: e.T165354A6005925. doi:10.2305/IUCN.UK.2010-4.RLTS.T165354A6005925.en. Retrieved 18 November 2021.
  2. ^ Philippi R. A. (1836). Enumeratio molluscorum Siciliae cum viventium tum in tellure tertiaria fossilium, quae in itinere suo observavit. Volume 1. pp. I-XIV, 1-267, [1], Tab. I-XII. Berolini. (Schropp). page 159, Tab. IX, fig. 13.
  3. ^ a b c d e f g "Species summary for Theodoxus meridionalis ". AnimalBase, last modified 30 July 2007, accessed 17 May 2011.
  4. ^ Brown D. S. (1994). Freshwater Snails of Africa and their Medical Importance. Taylor & Francis. ISBN 0-7484-0026-5.