Perennibranchiata

1 definition found

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

  Perennibranchiata \Per*en`ni*bran`chi*a"ta\, n. pl. [NL. See
     {Perennial}, and {Branchia}.] (Zool.)
     Those Batrachia which retain their gills through life, as the
     menobranchus.
     [1913 Webster]