''Onchiodon'' is an extinct genus of

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

. It is primarily known from the

Carboniferous The Carboniferous ( ) is a geologic period and system of the Paleozoic that spans 60 million years from the end of the Devonian Period million years ago ( Mya), to the beginning of the Permian Period, million years ago. The name ''Carbonifero ...

and

Permian The Permian ( ) is a geologic period and 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 251.9 Mya. It is the last period of the Paleoz ...

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

Eryopids Prehistoric amphibian genera Carboniferous temnospondyls of Europe Permian temnospondyls of Europe Permian temnospondyls of North America Fossil taxa described in 1861 {{Temnospondyli-stub