Parabetyla ngarara is a species of diapriid wasp, and was first described in 1988 by the Australian entomologist, Ian D. Naumann. The species epithet, ngarara is a MÃÂori word meaning "monster". The holotype specimen (female only) was collected from Canaan, New Zealand, in leaf litter.
This wasp is endemic to New Zealand, and like all Diapriidae is parasitic.