Pteraspidomorpha - Pteraspidiformes

Full reference: V. Voichyshyn. 1999. The new forms of pteraspids (Agnatha, Heterostraci) from Podolian Early Devonian. Vestnik Zoologii 33:47-56

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

Sister taxa: Blieckaspis, Djurinaspis, Doryaspidae, Eucyclaspis, Europrotaspis, Lamiaspis, Larnovaspis, Mylopteraspidella, Oreaspis, Panamintaspis, Parapteraspis, Pirumaspis, Podolaspis, Protaspididae, Psammosteidae, Pteraspis, Rhinopteraspididae, Semipodolaspis, Unarkaspis

Subtaxa: Alaeckaspis ustetchkiensis Alaeckaspis verbivciensi

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Ecology:

Distribution: found only at Ustechko Village (Devonian of Ukraine)

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Specimen images are retrieved through the ePANDDA API.