Pteraspidomorpha - Cyathaspidiformes - Cyathaspididae

Full reference: L. Novitskaya. 1972. About phylogenetic relationships of poraspids (Heterostraci). Palaeontological Journal 3:112-120

Parent taxon: Anglaspidinae according to D. Elliott et al. 2021

See also Sepkoski 2002

Sister taxa: Anglaspis, Paraliliaspis

Subtaxa: Liliaspis philippovae

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Ecology:

Distribution: found only at Borehole 24, 3356.3-3369m, confluence of Usa and Pechora rivers (Devonian of Russian Federation)

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Specimen images are retrieved through the ePANDDA API.