Allotriognathi

plural noun
Al·lot·ri·og·na·thi | \əˌlä‧trēˈägnəˌthī\

Definition of Allotriognathi 

: an order or suborder of oceanic teleost fishes comprising the opah, the dealfishes, ribbonfishes, and related forms

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First Known Use of Allotriognathi

1908, in the meaning defined above

History and Etymology for Allotriognathi

New Latin, from Greek allotrio- (from allotrios strange) + gnathoi, plural of gnathos jaw

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The first known use of Allotriognathi was in 1908

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