Oxychilus navarricus

Oxychilus navarricus External images
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Heterobranchia; clade Euthyneura; clade Panpulmonata; clade Eupulmonata; clade Stylommatophora; informal group Sigmurethra; clade limacoid clade
Superfamily:	Gastrodontoidea
Family:	Oxychilidae
Subfamily:	Oxychilinae
Genus:	Oxychilus
Subgenus:	Ortizius
Species:	O. navarricus
Binomial name
	Oxychilus navarricus; (Bourguignat, 1870)
Synonyms
	Zonites Navarricus Bourguignat, 1870; Hyalina (Polita) helvetica Blum, 1881; Oxychilus helveticus (Blum, 1881); Oxychilus navarricus helveticus;

Oxychilus navarricus, before 2002 known as Oxychilus helveticus (Blum, 1881), is a species of small air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Oxychilidae, the glass snails.

Description

For terms see gastropod shell.

The 4.5-6 x 7-13 mm shell is thin and a light horny yellowish colour. It is whitish near the umbilicus and very shiny, almost smooth.The outline is almost globulous. There are 4.5-6 weakly convex whorls with weak suture. The last whorl width is 1.5 x or less of the preceding whorl which is well rounded at lower side.The umbilicus is not very wide, 1/8-1/7 of diameter.Genitalia: internal ornamentation of proximal penis consisting of more than seven longitudinal pleats, sometimes straight and distinct, sometimes wavy, slender and connected by lateral projections giving a reticulate appearance.^[3]

Distribution

This species is known to occur in a number of countries and islands including:

Great Britain
Ireland
The Netherlands [1]
Switzerland
Canada - introduced [2]
and other areas

References

^ Bourguignat J. R. 1870. Mollusques nouveaux, litigieux ou peu connus. Revue et Magasin de Zoologie Pure et Appliquée et de Sériciculture Comparée (2) 22: 14-30, 87-97, 166-171. Paris.
^ Blum J. 1881. Schnecken vom Weissenstein bei Solothurn. Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft 13 (10): 138-141. Frankfurt am Main.
^ Animalbase (Welter-Schultes)

External links

Oxychilus navarricus at AnimalBase taxonomy,short description, distribution, biology,status (threats), images

This Oxychilidae-related article is a stub. You can help Wikipedia by expanding it.

[1] Bourguignat J. R. 1870. Mollusques nouveaux, litigieux ou peu connus. Revue et Magasin de Zoologie Pure et Appliquée et de Sériciculture Comparée (2) 22: 14-30, 87-97, 166-171. Paris.

[2] Blum J. 1881. Schnecken vom Weissenstein bei Solothurn. Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft 13 (10): 138-141. Frankfurt am Main.

[3] Animalbase (Welter-Schultes)

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