Alainaspis

Alainaspis platyrhina
Temporal range: Upper Silurian
Scientific classification
Kingdom:
Animalia
Phylum:
Chordate
Class:
Heterostraci
Order:
Cyathaspidiformes
Suborder:
Cyathaspidida
Family:
Ctenaspidae
Genus:
Alainaspis

Elliott & Dineley, 1985
Species:
A. platyrhina
Binomial name
Alainaspis platyrhina
Elliott & Dineley, 1985

Alainaspis platyrhina is an extinct cyathaspidid heterostracan agnathan vertebrate which existed in a marine environment in what is now the Northwest Territories of Canada, during the upper Silurian period.[1] It was first named by David Elliott and David Dineley in 1985, and is placed in the monotypic genus Alainaspis, closely related to Boothiaspis.[2]

References

  1. ^ David K. Elliott & David L. Dineley (1985). "A new heterostracan from the Upper Silurian of Northwest Territories, Canada". Journal of Vertebrate Paleontology. 5 (2): 103–110. doi:10.1080/02724634.1985.10011848. JSTOR 4523034.
  2. ^ David K. Elliott & David L. Dineley (1991). "Additional information on Alainaspis and Boothiaspis, cyathaspidids (Agnatha: Heterostraci) from the Upper Silurian of Northwest Territories, Canada". Journal of Paleontology. 65 (2): 308–313. doi:10.1017/S0022336000020540. JSTOR 1305766.


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