The Collaborative International Dictionary of English v.0.48:

Paraglossa \Par`a*glos"sa\ (p[a^]r`[.a]*gl[o^]s"s[.a]), n.; pl.
   Paragloss[ae] (p[a^]r`[.a]*gl[o^]s"s[=e]). [NL., from Gr.
   para` beside + glw^ssa tongue.] (Zool.)
   One of a pair of small appendages of the lingua or labium of
   certain insects. See Illust. under Hymenoptera.
   [1913 Webster]