Microgastrinae is a subfamily of braconid wasps, encompassing 2,000 described species, with an estimated 5,000-10,000 total species. This makes it one of the most specious subfamilies of parasitoid wasps. ==Habitat== A known 135 species of Microgastrinae have been traced to Canada, though the number may be as high as 275. At least 28 species have ...