Xanioascus
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| Xanioascus canadensis Temporal range: Mid Cambrian |
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| Conservation status | |
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Fossil
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| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Ctenophora |
| Genus: | Xanioascus |
| Species: | X. canadensis |
| Binomial name | |
| Xanioascus canadensis |
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Xanioascus canadensis is an extinct ctenophore, known from the Canadian Burgess Shale in British Columbia. The species which is about 512 million years old had 24 comb rows - in contrast to all modern forms which have only 8.
Other important Cambrian ctenophore fossils are Fasciculus vesanus and Ctenorhabdotus capulus.
[edit] External links
- "Xanioascus canadensis". Burgess Shale Fossil Gallery. Virtual Museum of Canada. 2011. http://burgess-shale.rom.on.ca/en/fossil-gallery/view-species.php?id=134.
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