Cirridae
| Cirridae | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| (unranked): | clade Vetigastropoda |
| Superfamily: | † Porcellioidea |
| Family: | † Cirridae Cossmann, 1916 |
Cirridae is an extinct family of fossil sea snails, marine gastropod mollusks in the superfamily Porcellioidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
These snails date from the Mesozoic era, and are sinistral in their shell-coiling.[1]
Taxonomy
This family consists of three following subfamilies (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005):
- Cirrinae Cossmann, 1916
- Platyacrinae Wenz, 1938 - synonym: Hesperocirrinae O. Haas, 1953
- Cassianocirrinae Bandel, 1993
Genera and species
Genera and species within the family Cirridae include:
- Alaskacirrus Frýda & Blodgett, 1998[2] - from the Devonian of west-central Alaska
- Alaskacirrus bandeli Frýda & Blodgett, 1998[2]
References
This article is issued from Wikipedia - version of the 10/16/2012. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.