Valloniidae Explained

Valloniidae is a taxonomic family of small and minute, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Pupilloidea.^[1]

Chromosome number

In this family, the number of haploid chromosomes lies between 26 and 30 (according to the values in this table).^[2]

Taxonomy

The family Valloniidae has no subfamilies (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).

Genera

Genera within the family Valloniidae include:

• † Acanthopupa Wenz in Fischer & Wenz, 1914
• † Esuinella Harzhauser, Neubauer & Georgopoulou in Harzhauser et al., 2014
• † Nanxiongospira Yü, 1977
• † Sexlamellospira Wang, 1982
• † Shanghuspira Yü, 1977

Subfamily Acanthinulinae Steenberg, 1917

• Acanthinula Beck, 1847
• Pupisoma Stoliczka, 1873
• Salpingoma F. Haas, 1937
• Spermodea Westerlund, 1902
• Zoogenetes Morse, 1864

Subfamily Valloniinae Morse, 1864

• Gittenbergia Giusti, Castagnoli & Manganelli, 1985
• Plagyrona E. Gittenberger, 1977
• Planogyra Morse, 1864
• Vallonia Risso, 1826 - the type genus of the family Valloniidae

Notes and References

1. MolluscaBase eds. (2020). MolluscaBase. Valloniidae Morse, 1864. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=593139 on 2020-08-24
2. 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.