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{{Short description|Extinct family of jawless fishes}}
{{Taxobox
{{Taxobox
| fossil_range = Early [[Pridolian]]-Early [[Devonian]]
| fossil_range = Early [[Pridolian]]-Early [[Devonian]]

Latest revision as of 09:18, 1 March 2021

Anchipteraspididae
Temporal range: Early Pridolian-Early Devonian
Scientific classification
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Phylum:
Class:
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Order:
Family:
Anchiteraspididae

(Elliot 1984)
Genera
Synonyms
  • Anchipteraspidinae Elliott 1984

Anchipteraspididae is an extinct family of heterostracan vertebrates restricted to Late Silurian and Early Devonian strata of Arctic Canada.[1]

Anchipteraspidids superficially resemble the ancestral cyathaspidids, but, the articulation and growth patterns of the plates clearly define them as pteraspidids.

References

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  1. ^ Elliott, D. K. "A new subfamily of the Pteraspididae (Agnatha, Heterostraci) from the upper Silurian and lower Devonian of Arctic Canada." Palaeontology 27.1 (1984): 169-197. [1] Archived 2015-10-21 at the Wayback Machine
  • On the recent discovery of Pteraspidian fish in the upper Silurian rocks of North America. Edward Waller Claypole, Quart. Journ. Geol. Soc. 1885, volume 41, pages 48–64, doi:10.1144/GSL.JGS.1885.041.01-04.10
  • Revised classification of Pteraspididae with description of new forms from Wyoming. Robert Howland Denison, Fieldiana. Geology ; v. 20, no. 1, doi:10.5962/bhl.title.3330
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