Argnidae

Argnidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks.

Argnidae Temporal range: Miocene–Recent[1] PreꞒ Ꞓ O S D C P T J K Pg N Upper Miocene-Recent
Shells of Argna biplicata
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Superfamily:	Pupilloidea
Family:	Argnidae Hudec, 1965
Genera
See text.

Distribution

Distribution of Argnidae include Europe: southern and eastern Alps and Carpathian Mountains.^[1]

Taxonomy

The family Argnidae is classified within the informal group Orthurethra, itself belonging to the clade Stylommatophora within the clade Eupulmonata (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).

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

Genera

Genera in the family Argnidae include:

• Agardhiella Hesse, 1923^[2]
• Argna Cossmann, 1889 - type genus.^[2] The type species of this genus is fossil, but the genus contains also recent species.
• Speleodentorcula Gittenberger, 1985^[2]

References

1. "Family summary for Argnidae". AnimalBase, last change 13-09-2006, accessed 4 August 2010.
2. "Genera in family Argnidae" [n = 3]. AnimalBase, accessed 4 August 2010.