Anostoma ringens

Anostoma ringens
Shell of Anostoma ringens
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Family:	Tomogeridae
Genus:	Anostoma
Species:	A. ringens
Binomial name
Anostoma ringens (Linnaeus, 1758)
Synonyms
Angystoma resupinataSchumacher, 1817 Anostoma globulosaLamarck, 1822 Helix (Helicodonta) ringiculaA. Férussac, 1822 junior subjective synonym Helix ringensLinnaeus, 1758 (original combination)

Anostoma ringens is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Tomogeridae. ^[1]

Description

The length of the shell attains 13 mm, its maximum diameter 24.5 mm.

(Original description in Latin of Anostoma globulosa) The shell is subglobose (almost spherical), with an obsolete keel. It is imperforate (lacking an umbilicus), smooth, and whitish. All the whorls are distinguished by a red line. The aperture is six-toothed. The lip has a reflected margin and is equipped with a sinus (a curve or recess). ^[2]

Distribution

This species occurs in Brazil. ^[3]

References

1. Anostoma ringens (Linnaeus, 1758) . 17 August 2025. Retrieved through: World Register of Marine Species .
2. Lamarck, J.B.M. de (1822). Histoire naturelle des animaux sans vertèbres. Tome sixième, 2me partie, 232 pp. Paris: published by the author. p. 102. Retrieved 17 August 2025. This article incorporates text from this source, which is in the public domain .
3. Norma Campos Salgado & Arnaldo C. dos Santos Coelho. 2003. Moluscos terrestres do Brasil (Gastrópodes operculados ou não, exclusive Veronicellidae, Milacidae e Limacidae) Archived 2011-10-04 at the Wayback Machine . Rev. Biol. Trop. 51 (Suppl. 3): 149-189. (in Portuguese with English abstract)

• Simone, L. R. L. (2006). Land and Freshwater Molluscs of Brazil. Editora Gráfica Bernardi, FAPESP. São Paulo, 390 pp.

External links

• Linnaeus, C. (1758). Systema Naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Stockholm: Impensis Direct. Laurentii Salvii. p. 769. Retrieved 17 August 2025.
• Férussac, A. E. J. P. F. d'Audebard de (1819–1832). Histoire naturelle générale et particulière des mollusques terrestres et fluviatiles tant des espèces que l'on trouve aujourd'hui vivantes, que des dépouilles fossiles de celles qui n'existent plus; classés d'après les caractères essentiels que présentent ces animaux et leurs coquilles. J.-B. Bailliere, Paris. Tome deuxième, première partie. Paris: J.-B. Baillière. Retrieved 17 August 2025.