The genus Ussurohelcon Belokobylskij (Hymenoptera, Braconidae, Helconinae) in Vietnam, with descriptions of six new species.

The genus Ussurohelcon Belokobylskij is recorded for the first time from Vietnam with six new species described and fully illustrated: Ussurohelcon hatinh Long, sp. nov., U. hagiang Long, sp. nov., U. mellicentralis Long, sp. nov., U. mocchau Long & van Achterberg, sp. nov., U. similis Long, sp. nov. and U. tuyenquang Long, sp. nov. Comparative morphological characters of Ussurohelcon species are discussed and a key to Oriental species is also provided.