Xanioascus
Xanioascus canadensis is an extinct ctenophore, known from the Burgess Shale in British Columbia, Canada. The species which is about 515 to 505 million years old had 24 comb rows - in contrast to all modern forms which have only 8.[1]
| Xanioascus Temporal range: | |
|---|---|
 | |
| Artist's reconstruction | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Ctenophora |
| Genus: | †Xanioascus Conway Morris & Collins, 1996 |
| Species: | †X. canadensis |
| Binomial name | |
| †Xanioascus canadensis Conway Morris & Collins, 1996 | |
Other important Cambrian ctenophore fossils are Fasciculus vesanus and Ctenorhabdotus capulus.
References
- Russell, Jesse; Cohn, Ronald (March 2012). Xanioascus. ISBN 9785512447857.
External links
- "Xanioascus canadensis". Burgess Shale Fossil Gallery. Virtual Museum of Canada. 2011.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.