Rubytail
Pronunciation : Ru"by*tail`
Part of Speech : n.
Definition : Defn: A European gold wasp (Chrysis ignita) which has the under side of the abdomen bright red, and the other parts deep bluish green with a metallic luster. The larva is parasitic in the nests of other wasps and of bees.
(Zo?l.)
Source : Webster's Unabridged Dictionary, 1913