Ripiphorus fasciatusRipiphorus fasciatus is a species of wedge-shaped beetle with parasitoid larvae. R. fasciatus likely parasitizes Halictid bees; all Ripiphorus parasitize ground-nesting bees.DescriptionR. fasciatus has clear hindwings, plumose antenna, and superficially resembles a bee or fly.RangeThis species has been documented in the northeastern United States and Eastern Canada.