Source : Webster's Revised Unabridged Dictionary (1913)

Ortygan \Or"ty*gan\, n. [Gr. ?, ?, a quail.] (Zo["o]l.)
   One of several species of East Indian birds of the genera
   {Ortygis} and {Hemipodius}. They resemble quails, but lack
   the hind toe. See {Turnix}.

Source : WordNet®

ortygan
     n : any of several East Indian birds