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Metaxygnathus

Metaxygnathus
Temporal range: Late Devonian
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia (wide sense)
Subclass: Labyrinthodontia
Order: Ichthyostegalia
Genus: Metaxygnathus
Campbell & Bell, 1977
Type species
Metaxygnathus denticulus 
Campbell & Bell, 1977

Metaxygnathus is an extinct genus of ichthyostegalian amphibian found in Late Devonian deposits of New South Wales, Australia . It is known only from a lower jawbone. Previously thought to be a lobe-finned fish, it has now been reassigned to the earliest group of tetrapods.


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Wikipedia

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