Os*cin"i*an (?), n. (Zoöl.) One of the Oscines, or singing birds.

Os*cin"i*an, n. (Zoöl.) Any one of numerous species of dipterous files of the family Oscinidæ.

&fist; Some, whose larvæ live in the stalks, are very destructive to barley, wheat, and rye; others, as the barley fly (Oscinis frit), destroy the heads of grain.