''Onchiodon'' is an extinct genus of

temnospondyl Temnospondyli (from Greek language, Greek τέμνειν, ''temnein'' 'to cut' and σπόνδυλος, ''spondylos'' 'vertebra') or temnospondyls is a diverse ancient order (biology), order of small to giant tetrapods—often considered Labyrinth ...

. It is primarily known from the

Carboniferous The Carboniferous ( ) is a Geologic time scale, geologic period and System (stratigraphy), system of the Paleozoic era (geology), era that spans 60 million years, from the end of the Devonian Period Ma (million years ago) to the beginning of the ...

and

Permian The Permian ( ) is a geologic period and System (stratigraphy), stratigraphic system which spans 47 million years, from the end of the Carboniferous Period million years ago (Mya), to the beginning of the Triassic Period 251.902 Mya. It is the s ...

of Europe, but also from the Permian of North America. It was an amphibious carnivore. A number of species have been described: Onchiodon frossardi

References

Eryopidae Carboniferous temnospondyls of Europe Permian temnospondyls of Europe Permian temnospondyls of North America Fossil taxa described in 1861 {{Temnospondyli-stub