The first record of the Far Eastern grass-carrying wasp Isodontia nigella (F. Smith, 1856) (Hymenoptera: Sphecidae: Sphecinae) from the Crimea
Journal: Far Eastern entomologist
Year: 2023

Isodontia nigella (F. Smith, 1856) is native to the Eastern Palaearctic, Oriental region, and Australia. A sheaf of reed canes installed as a trap nest in the Crimea was occupied with 73 nests of this species in 2021. The nests contained one to eight cells separated by partitions made of packed fragments of grass stalks and blades; the closing plug was made of the same materials. In some cases, there was no visible partition between two subsequent cells. The prey consisted of three orthopteran s