Tetrastichus
Introduction '''''Tetrastichus''''' is a genus of hymenopteran insects of the family Eulophidae. ''Tetrastichus planipennisi'' is a parasitoid of the emerald ash borer, a wood boring insect native to Asia which is an invasive species in North America. ''T. planipennisi'' is being evaluated as a biological control agent.
Host species The genus ''Tetrastichus'' parasitizes many different species of Lepidoptera, such as ''Pyralis farinalis''.
References * Key to Nearctic eulophid genera* Universal Chalcidoidea Database