Source : Webster's Revised Unabridged Dictionary (1913)

Crypturi \Cryp*tu"ri\ (kr?p-t?"r?), n. pl. [NL., fr. Gr. ????
   hidden + ??? tail.] (Zo["o]l.)
   An order of flying, drom?ognathous birds, including the
   tinamous of South America. See {Tinamou}.