Achiasterella is a genus of scleritophoran known from the Burgess Shale and earlier (Branchian) deposits,[1] and originally described as Chancelloria by Walcott.[2] The species may represent form taxa rather than true species.[3]
| Archiasterella Temporal range:
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|---|---|
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Order: | †Chancelloriida |
| Family: | †Chancelloriidae |
| Genus: | †Archiasterella Sdzuy, 1969 |
| Species | |
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References
edit- ^ a b Randell, R. D.; Lieberman, B. S.; Hasiotis, S. T.; Pope, M. C. (2005). "New Chancelloriids from the Early Cambrian Sekwi Formation with a Comment on Chancelloriid Affinities". Journal of Paleontology. 79 (5): 987–996. doi:10.1666/0022-3360(2005)079[0987:NCFTEC]2.0.CO;2. ISSN 0022-3360. S2CID 130292492.
- ^ Bengtson, Stefan; Collins, Desmond (August 2009). "Burgess Shale Chancelloriids – A Prickly Problem" (PDF). In Smith, Martin R.; O'Brien, Lorna J.; Caron, Jean-Bernard (eds.). Abstract Volume. International Conference on the Cambrian Explosion (Walcott 2009). Toronto, Ontario, Canada: The Burgess Shale Consortium (published 31 July 2009). ISBN 978-0-9812885-1-2.
- ^ Clausen, S.; Álvaro, J. J (2006). "Skeletonized microfossils from the Lower–Middle Cambrian transition of the Cantabrian Mountains, northern Spain" (PDF). Acta Palaeontologica Polonica. 51 (2): 223–238. Retrieved 10 June 2013.
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