Placoganoidei

1 definition found

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

  Placoganoidei \Plac`o*ga*noi"de*i\, n. pl. [NL., fr. Gr. pla`x,
     plako`s, a tablet + NL. ganoidei. See {Ganoidei}.] (Zool.)
     A division of ganoid fishes including those that have large
     external bony plates and a cartilaginous skeleton.
     [1913 Webster]