Eurytoma vagabunda, n. sp.—♀. Length .10 inch. Deep black. Head and thorax coarsely punctate ; antennæ 8-jointed, black and pubescent; eyes black; thorax black, very coarsely punctate, collare transverse quadrate, parapsidal grooves indistinct, scutellum hardly separated from the praescutellum, convex, narrowing but rounded posteriorly ; metathorax coarsely punctate ; abdonmen black, smooth, and highly polished, peduncle short, a series of very fine punctures along the basal margin of 2nd, 3rd and 4th segments, only perceptible with a high power, tip pubescent ; wings hyaline, iridescent ; veins slightly yellowish, no stigmal spot ; legs reddish yellow, tibiæ slightly paler, feet pale.