Milacidae

Milacidae
Tandonia budapestensis
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Superfamily:	Parmacelloidea
Family:	Milacidae Ellis, 1926
Diversity[1][2]
2 genera, about 50 species, less than 50 species

Milacidae is a family of air-breathing, keeled, land slugs. These are shell-less terrestrial gastropod mollusks in the superfamily Parmacelloidea.

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

Distribution

The distribution of the Milacidae includes the western Palearctic region.[3]

Anatomy

In the Milacidae family, the number of haploid chromosomes ranges from 31 to 35 (according to the values in this table).[4]

Genera

Genera within the family Milacidae include:

• Milax Gray, 1855 - type genus
• Tandonia Lessona & Pollonera, 1882

Cladogram

The following cladogram shows the phylogenic relationships of this family to the other families in the limacoid clade:[3]

limacoid clade	Staffordioidea  Staffordiidae  Dyakioidea  Dyakiidae  Gastrodontoidea  Pristilomatidae Chronidae Euconulidae Trochomorphidae Gastrodontidae Oxychilidae  Parmacelloidea  Trigonochlamydidae Parmacellidae Milacidae  Zonitoidea  Zonitidae  Helicarionoidea  Helicarionidae Ariophantidae Urocyclidae  Limacoidea  Vitrinidae Boettgerillidae Limacidae Agriolimacidae

References

1. (in Polish) Wiktor A. (1989). Limacoidea et Zonitoidea nuda. Slimaki pomrowioksztaltne (Gastropoda: Stylommatophora). Fauna Poloniae 12, Polska Akademia Nauk, Warszawa, 208 pp., page 184.
2. Reise H., Hutchinson J. M. C. & Robinson D. G. (2006). "Two introduced pest slugs: Tandonia budapestensis new to the Americas, and Deroceras panormitanum new to the Eastern USA". Veliger 48: 110-115. PDF
3. Hausdorf B. (2000). "Biogeography of the Limacoidea sensu lato (Gastropoda: Stylommatophora): Vicariance Events and Long-Distance Dispersal". Journal of Biogeography 27(2): 379-390. doi:10.1046/j.1365-2699.2000.00403.x, JSTOR.
4. 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.

Further reading

• Schileyko A. A. (2003). "Treatise on recent terrestrial pulmonate mollusks. 10. Ariophantidae, Ostracolethaidae, Ryssotidae, Milacidae, Dyakiidae, Staffordiidae, Gastrodontidae, Zonitidae, Daudebardiidae, Parmacellidae". Ruthenica, Supplement 2. 1309-1466.
• Wiktor A. (1987). "Milacidae (Gastropoda, Pulmonata) — systematic monograph". Annales Zoologici, Warszawa 41: 153-319.

External links

• Media related to Milacidae at Wikimedia Commons