''Lobosculum'' is a genus (or a subgenus under ''

Polygyra ''Polygyra'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae. The two-IUCN listed taxa, '' Polygyra hippocrepis'' and '' Polygyra peregrina'', are now usually named '' Daedalochila hi ...

'') of small air-breathing

land snail A land snail is any of the numerous species of snail that live on land, as opposed to the sea snails and freshwater snails. ''Land snail'' is the common name for terrestrial gastropod mollusks that have shells (those without shells are known as ...

s, terrestrial

pulmonate Pulmonata or pulmonates, is an informal group (previously an order, and before that a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group includ ...

gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...

mollusc Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is esti ...

s in the family Polygyridae.

Shell description

These are among the smallest snails in the Polygyridae, with shell diameters of about 4 to 6 mm (approximately 1/5 inch). The shells of this species usually have a velvety surface, as a consequence of numerous hair-like extensions of the surface covering of the shell, the

periostracum The periostracum ( ) is a thin, organic coating (or "skin") that is the outermost layer of the shell of many shelled animals, including molluscs and brachiopods. Among molluscs, it is primarily seen in snails and clams, i.e. in gastropods and ...

Distribution

The known distribution of this species is limited to the United States: along the Gulf of Mexico from Texas to Florida, as well as Georgia, and the Mississippi valley from Arkansas to Indiana.Pilsbry, Henry A. 1940. ''Land Mollusca of North America (North of Mexico)''. Acad. Nat. Sci. Philadelphia, Monograph 3, vol. 1(2): 607-613.

Species

This genus includes the following species and subspecies:Burch, John B. (1962). ''How to know the Eastern Land Snails''. Wm. C. Brown Co.: Dubuque IA, 214 pp. *'' Lobosculum leporinum'' (Gould, 1848) *''

Lobosculum pustula ''Lobosculum pustula'' is a species of small air-breathing land snail, a terrestrial gastropod mollusc in the family Polygyridae Polygyridae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamil ...

'' (Férussac, 1822) *''

Lobosculum pustuloides ''Lobosculum'' is a genus (or a subgenus under ''Polygyra'') of small air-breathing land snails, terrestrial pulmonate gastropod molluscs in the family Polygyridae. Shell description These are among the smallest snails in the Polygyridae, wit ...

'' (Bland, 1858)

References

{{Taxonbar, from=Q3078211 Polygyridae Gastropod genera