cycloganoidei

from The Collaborative International Dictionary of English v.0.48
Cycloganoidei \Cy`clo*ga*noi"de*i\ (s?"kl?-g?-noi"d?-?), n. pl.
   [NL., fr. Gr. ky`klos circle + NL. ganoidei. See {Ganoid}.]
   (Zool.)
   An order of ganoid fishes, having cycloid scales. The bowfin
   ({Amia calva}) is a living example.
   [1913 Webster]
    

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