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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. It was first named by David Elliott and David Dineley in 1985, and is placed in the monotypic genus Alainaspis, closely related to Boothiaspis.


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Wikipedia

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