The Collaborative International Dictionary of English v.0.48:

Saprophagan \Sa*proph"a*gan\, n. [Gr. sapro`s rotten + fagei^n
   to eat: cf. F. saprophage.] (Zool.)
   One of a tribe of beetles which feed upon decaying animal and
   vegetable substances; a carrion beetle.
   [1913 Webster]