Webster’s Revised Unabridged Dictionary · 1913
Cycloganoidei
Cy′clo·ga·noi′de·i (s?′kl?-g?-noi′d?-?), n. pl. [NL., fr. Gr. κύκλος circle + NL. ganoidei. See Ganoid.] (Zoöl.) An order of ganoid fishes, having cycloid scales. The bowfin (Amia calva) is a living example.