Pteraspidomorpha - Pteraspidiformes

Full reference: R. H. Denison. 1970. A revised classificiation of Pteraspididae with description of new forms from Wyoming. Fieldiana: Geology 20:1-41

Parent taxon: Pteraspidoidei according to E. Randle and R. S. Sansom 2017

See also Denison 1970

Sister taxa: Alaeckaspis, Blieckaspis, Djurinaspis, Doryaspidae, Eucyclaspis, Lamiaspis, Larnovaspis, Mylopteraspidella, Panamintaspis, Parapteraspis, Pirumaspis, Protaspididae, Psammosteidae, Pteraspis, Rhinopteraspididae, Unarkaspis

Subtaxa: Oreaspis ampla Oreaspis dunklei Oreaspis williamsi

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Type: Oreaspis dunklei

Ecology: planktonic suspension feeder

Distribution: found only at Beartooth Butte 2 (Devonian of Wyoming)

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Specimen images are retrieved through the ePANDDA API.