Amphibia - Caudata - Urodela

Parent taxon: Dicamptodontidae according to R. Estes 1981

See also Naylor and Fox 1993

Sister taxa: Dicamptodon, Rhyacotritoninae

Subtaxa: Ambystomichnus Bargmannia Chrysotriton Geyeriella Wolterstorffiella

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Ecology: amphibious carnivore

Distribution: found only at White Butte/Turtle Valley (Eocene of North Dakota)

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