Petromyzontida - Cephalaspidiformes

Parent taxon: Cephalaspidiformes according to J. J., Jr. Sepkoski 2002

Sister taxa: Aachenaspis, Fieldingaspis, Ilemoraspis, Oeselaspis, Procephalaspis, Saaremaaspis, Sclerodus, Tannuaspis, Timanaspis, Tuvaspis, Tyriaspis, Tremataspidiformes, Waengsjoeaspis, Benneviaspidiformes, Euphaneropidae, Kiaeraspis, Benneviaspis, Thyestiida, Cornuata, Tremataspidida

Subtaxa: none

Ecology: fast-moving nektonic carnivore

Distribution: found only at Eurypterid-Associated Biota of the Ledbury Formation, Ewyas Harold, England (Silurian of the United Kingdom)

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Specimen images are retrieved through the ePANDDA API.