资料来源 : Webster's Revised Unabridged Dictionary (1913)

Chondroganoidea \Chon`dro*ga*noi"de*a\, n. [NL., fr. Gr. ?
   cartilage + NL. ganoidei. See {Ganoid}.] (Zo["o]l.)
   An order of ganoid fishes, including the sturgeons; -- so
   called on account of their cartilaginous skeleton.