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.

Xanioascus
Temporal range:
Artist's reconstruction
Scientific classification Edit this classification
Domain: Eukaryota
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
    • "Xanioascus canadensis". Burgess Shale Fossil Gallery. Virtual Museum of Canada. 2011. Archived from the original on 2020-11-12.


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