Axima nordestina (Hymenoptera, Eurytomidae), a new stalk-eyed wasp from Brazilian savannah

A new stalk-eyed wasp Axima nordestina sp. n. is described from the Northeastern Brazilian savannah. Axima nordestina is the fourth species of stalk-eyed wasps (A. noyesi species group) and the second one known from Brazil. The head morphology of A. nordestina appears less derived than in the other known species. An updated key of the A. noyesi species group is provided.