Acavidae Explained

Acavidae is a taxonomic family of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the superfamily Acavoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).

Anatomy

In this family, the number of haploid chromosomes lies between 26 and 35 (according to the values in this table).^[1]

Genera

The family Acavidae has no subfamilies.

Genera in the family Acavidae include:^[2]

• Acavus Montfort, 1810
• Ampelita Beck, 1837
• Embertoniphanta Groh & Poppe, 2002
• Eurystyla Ancey, 1887
• Helicophanta Férussac, 1821
• Leucotaenius Martens, 1860
• Oligospira Ancey, 1887
• † Pebasiconcha Wesselingh & Gittenberger, 1999 - with the only species † Pebasiconcha immanis Wesselingh & Gittenberger, 1999^[3]
• Stylodonta De Cristofori & Jan, 1832

Genera brought into synonymy:

• Acavella Jousseaume, 1894: synonym of Oligospira Ancey, 1887
• Columplica W. Hartmann, 1843: synonym of Stylodonta De Cristofori & Jan, 1832
• Poecilostylus Pilsbry, 1890: synonym of Eurystyla Ancey, 1887
• Stylodon H. Beck, 1837: synonym of Stylodonta De Cristofori & Jan, 1832

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. http://species.wikimedia.org/wiki/Acavidae cited 11 October 2008
3. Wesselingh F. P. (2006). "Molluscs from the Miocene Pebas Formation of Peruvian and Colombian Amazonia". Scripta Geologica 133: 19-290. Figure 274.abstract, PDF