Trilobita - Phacopida - Pterygometopidae

Parent taxon: Monorakinae according to D. J. Holloway 2004

See also Ludvigsen and Chatterton 1982 and Sepkoski 2002

Sister taxa: Carinopyge, Ceratevenkaspis, Evenkaspis, Monorakos, Parevenkaspis

Subtaxa: Elasmaspis speciosa

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Type: Elasmaspis speciosa

Ecology: fast-moving low-level epifaunal carnivore

Distribution: found only at Upper Beds, Podkamennaya Tunguska River, southern Evenkia (Ordovician of Russian Federation)

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Specimen images are retrieved through the ePANDDA API.