Английская Википедия:Alainaspis

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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]

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Шаблон:Paleo-jawless-fish-stub Шаблон:Silurian-animal-stub