Helicotomidae
Helicotomidae is an extinct family of Paleozoic molluscs (gastropods?) with anisostrophically coiled shells of uncertain position (Gastropoda?) (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
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Taxonomy
The taxonomy of the Gastropoda by Bouchet & Rocroi, 2005[2] categorizes Helicotomidae in the superfamilia Euomphaloidea within the Paleozoic molluscs with anisostrophically coiled shells of uncertain position (Gastropoda?). This family has no subfamilies.
Genera
Genera in the family Helicotomidae include:[3]
- Amphelissa
- Boucotspira
- Boucotspira
- Burdikinia - synonym: Polyamma.
- Colpomphalus
- Helicotoma Satler, 1859 - type genus of the family Helicotomidae
- Lophonema - synonym: Polhemia.
- Ophiletina
- Palaeomphalus
- Paraviviana
- Walcottoma
- Yochelsoniella
References
- (in German) Wenz W. A. (March) 1938. Handbuch der Paläozoologie, 6(1). Page 117.
- Bouchet P. & Rocroi J.-P. (Ed.); Frýda J., Hausdorf B., Ponder W., Valdés Á. & Warén A. 2005. Classification and nomenclator of gastropod families. Malacologia: International Journal of Malacology, 47(1-2). ConchBooks: Hackenheim, Germany. ISBN 3-925919-72-4. ISSN 0076-2997. 397 pp. http://www.vliz.be/Vmdcdata/imis2/ref.php?refid=78278
- Helicotomidae. The Paleobiology Database, accessed 13 August 2009.
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