Percomorphi
plural nounPer·co·mor·phi
Definition of Percomorphi
: the largest order of teleost fishes comprising typically small or moderate-sized more or less streamlined or fusiform fishes with the ventral fin possessing not more than one spine and five rays and the first dorsal fin always spinose, being divided into a number of suborders, and including the perches, basses, gobies, mackerels, blennies, and numerous related forms
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