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Oreohelicidae

From Wikipedia, the free encyclopedia

Oreohelicidae
Three views of a shell of Oreohelix subrudis
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Order: Stylommatophora
Superfamily: Punctoidea
Family: Oreohelicidae
Pilsbry, 1939
Genera

See text

Oreohelicidae is a family of small to medium-sized air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Punctoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).

Anatomy

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In this family, the number of haploid chromosomes lies between 31 and 35 (according to the values in this table).[1]

Oreohelix, the type genus, is ovoviviparous. Radiocentrum, a subgenus of Oreohelix, is oviparous(Tompa, 1979).[2] The group as a whole generally lacks any apertural barriers or teeth and displays wide variety of shell morphologies (Burke & Leonard 2014).[3]

Genera

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The family Oreohelicidae has no subfamilies.

The type genus is Oreohelix Pilsbry, 1904.

Genera within the family Oreohelicidae include:

References

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  1. ^ Barker G. M.: Gastropods on Land: Phylogeny, Diversity and Adaptive Morphology. in Barker G. M. (ed.): The biology of terrestrial molluscs. CABI Publishing, Oxon, UK, 2001, ISBN 0-85199-318-4. 1-146, cited pages: 139 and 142.
  2. ^ ALEX S. TOMPA (1979). "Studies on The Reproductive Biology of Gastropods: Part 1. The Systematic Distribution of Egg Retention in the Subclass Pulmonata (Gastropoda)". Journal of the Malacological Society of Australia. 4 (3): 113–120. doi:10.1080/00852988.1979.10673920.
  3. ^ Land Snails and Slugs of the Pacific Northwest. Oregon State University Press. 2013. ISBN 9780870716867.
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