| 词条 | Archiasterella |
| 释义 |
| fossil_range = {{Fossil range|Early Cambrian|Middle Cambrian}} | taxon = Archiasterella | authority = Sdzuy, 1969 | subdivision = {{bold species list | A. fletchergryllus|Randell et al, 2003[1] | A. hirundo | Bengston, 1990 (in Bengston et al) | A. pentactina | Sdzuy, 1969 (type)}} }}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] References1. ^1 {{Cite journal| last1 = Randell | first1 = R. D.| last2 = Lieberman | first2 = B. S.| last3 = Hasiotis | first3 = S. T.| last4 = Pope | first4 = M. C.| title = New Chancelloriids from the Early Cambrian Sekwi Formation with a Comment on Chancelloriid Affinities| journal = Journal of Paleontology| volume = 79| pages = 987| year = 2005| issn = 0022-3360| doi = 10.1666/0022-3360(2005)079[0987:NCFTEC]2.0.CO;2}} {{Taxonbar|from=Q4786180}}{{cambrian-animal-stub}}2. ^{{Walcott2009|bengtson}} 3. ^{{cite journal |url=http://app.pan.pl/archive/published/app51/app51-223.pdf |format=pdf |title=Skeletonized microfossils from the Lower–Middle Cambrian transition of the Cantabrian Mountains, northern Spain |deadurl=no |accessdate=10 June 2013}} 4 : Burgess Shale fossils|Prehistoric incertae sedis animal genera|Cambrian genus extinctions|Paleozoic life of Newfoundland and Labrador |
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