Opistognathidae

Family of ray-finned fish

Opistognathidae, the jawfishes, are a family of fishes which have been classified within the order Perciformes, suborder Percoidei but many authorities now classify this family within the clade Ovalentaria and consider that its affinities within that clade are uncertain, i.e. it is incertae sedis. The family includes about 80 species. They are native to warmer parts of the Atlantic, Pacific and Indian Oceans, where found from the shallows to depths of a few hundred meters. The species level taxonomy is complex and the family includes several undescribed species.

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