Tachysphex nigerrimus

Summary

Tachysphex nigerrimus, also known as the black cockroach hunter, is a species of wasp in the family Crabronidae. It is endemic to New Zealand, the only species of Tachysphex that occurs there. It was nominated for New Zealand Bug of the Year in 2024, and came in 19th place of 20 contenders.