Physostomi

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Physostomi \Phy*sos"to*mi\ (f[i^]*s[o^]s"t[-o]*m[imac]), prop.
     n. pl. [NL., fr. Gr. fy^sa a bellows + sto`ma 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.
     [1913 Webster]