Odontognathus is a genus of longfin herrings in the family Pristigasteridae. Currently, three species are recognized for this genus, all of which are restricted to tropical waters of the Western Hemisphere.
Species Odontognathus compressus Meek & Hildebrand, 1923 (Caribbean longfin herring) Odontognathus mucronatus Lacépède, 1800 (Guiana longfin herring) Odontognathus panamensis (Steindachner, 1876) (Panama longfin herring)
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