Oreohelicidae Explained

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

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

The family Oreohelicidae has no subfamilies.

The type genus is Oreohelix Pilsbry, 1904.

Genera within the family Oreohelicidae include:

• Oreohelix Pilsbry, 1904
• Radiocentrum Pilsbry, 1905

Notes and References

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, . 1-146, cited pages: 139 and 142.
2. 10.1080/00852988.1979.10673920 . Journal of the Malacological Society of Australia. 4. 1979 . 3. Studies on The Reproductive Biology of Gastropods: Part 1. The Systematic Distribution of Egg Retention in the Subclass Pulmonata (Gastropoda) . ALEX S. TOMPA. 113–120.
3. Book: Land Snails and Slugs of the Pacific Northwest . 9780870716867 . 2013 . Oregon State University Press .