Revisionary notes on the genus Brues (Hymenoptera, Braconidae, Macrocentrinae) from Vietnam.

This paper contains descriptions and illustrations of five new species of the genus Brues, 1922, from Vietnam, viz. Long & Pham, ; Long, ; Long & van Achterberg, ; Long & van Achterberg, ; and Long, Additionally, van Achterberg & He is newly recorded for Vietnam's braconid fauna. A checklist and a key to the Oriental and East Palaearctic species is provided and the in-country distribution of the Vietnamese species is given.

Six new braconid wasps of the genus Colastomion Baker, 1917 (Hymenoptera: Braconidae: Rogadinae) from Vietnam.

The relatively small genus Colastomion Baker, 1917 is newly recorded for Vietnams braconid fauna and six new species are described and fully illustrated, viz. Colastomion asperum Long, sp. n; Colastomion cephonodes Long PVLam, sp.

Notes on the genus Streblocera Westwood, 1883 (Hymenoptera: Braconidae: Euphorinae) from Vietnam, with description of four new species.

Species of the genus Streblocera Westwood are reviewed with four new species from Vietnam described and illustrated, viz. Streblocera (Eutanycerus) intermedia Long, sp. n.