Ptomaspis Denison 1963 (jawless fish)

Pteraspidomorpha - Cyathaspididae

Full reference: R. H. Denison. 1963. New Silurian Heterostraci from Southeastern Yukon. Fieldiana Geology 14(7):105-141

Parent taxon: Cyathaspidae according to R. H. Denison 1963

See also Sepkoski 2002

Sister taxa: Archegonaspis, Boothiaspidinae, Cyathaspis, Dikenaspis, Eoarchegonaspis, Poraspidinae, Vernonaspis

Subtaxa: Ptomaspis canadensis

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Type: Ptomaspis canadensis

Ecology:

Distribution: found only at Beaver River ( of Yukon)

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Specimen images are retrieved through the ePANDDA API.


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