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Helicotomidae 
Summary
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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| Family: | Helicotomidae |
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Taxonomy edit
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 edit
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 edit
- ^ (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.