Chondroganoidea

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. [1913 Webster]