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).

Helicotomidae
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
Superfamily:
Euomphaloidea
Family:
Helicotomidae

Wenz, 1938[1]
Genera

See text

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
gollark: > But please don't write paragraphs of text in monospaceNo. ALL shall be monospace. Partial monospace would look out of place and kerning actually bad.
gollark: I'm beginning to like the monospace on black aesthetic more and may adjust my site to compensate.
gollark: Exactly.
gollark: <@160279332454006795> Why do you think?
gollark: Ç you.

References
  1. (in German) Wenz W. A.. (March) 1938. Handbuch der Paläozoologie, 6(1). Page 117.
  2. 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
  3. Helicotomidae. The Paleobiology Database, accessed 13 August 2009.


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.