Physostomi
Physostomi (fi*sos"to*mī) , proper noun, plural
[New Latin, from Greek fy^sa a bellows + sto`ma mouth.]
(Zoology) An order of fishes in which the air bladder is provided with a duct, and the ventral fins, when present, are abdominal. It includes the salmons, herrings, carps, catfishes, and others.