Agnatha - Petromyzontiformes

Full reference: R. W. Gess, M. I. Coates, and B. S. Rubidge. 2006. A lamprey from the Devonian period of South Africa. Nature 443:981-984

Parent taxon: Petromyzontiformes according to R. W. Gess et al. 2006

Sister taxa: Euphanerops, Hardistiella, Mayomyzon, Mesomyzon, Petromyzontidae

Subtaxa: Priscomyzon riniensis

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Type: Priscomyzon riniensis

Ecology: