Phy*sos"to*mi (?), n. pl. [NL., fr. Gr. a bellows + mouth.] Zool.

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.

 

© Webster 1913.

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