First record of the genus Palpostilpnus Aubert (Ichneumonidae: Phygadeuontinae) from Vietnam, with descriptions of eight new species.

Palpostilpnus Aubert, 1961 is a genus of the subfamily Phygadeuontinae (Hymenoptera: Ichneumonidae) with 17 currently recognized species from the Oriental and Australasian regions. In this paper, this genus is reported for the first time from Vietnam. Eight new species are described, comprising: P.

Review of Oriental species of the genus Atopotrophos (Hymenoptera: Ichneumonidae).

A new species of tryphonine Darwin Wasps in the genus Atopotrophos Cushman, 1919, (A. bubeng sp. nov.

Descriptions of Three New Species of the Genus Uchida, 1934 (Hymenoptera, Ichneumonidae, Metopiinae), with an Illustrated Identification Key to Extant Species.

The Asian genus Uchida, 1934 is reviewed based on both morphology and DNA barcodes. Ten species are recognized in total, of which three species from Yunnan Province of China are described as new: sp. nov.

A new species of Phytodietus Gravenhorst, 1829 (Hymenoptera: Ichneumonidae: Tryphoninae) from China.

A new species in the genus Phytodietus Gravenhorst, 1829, P. xui Kostro-Ambroziak Reshchikov sp. n.

A new species of Cylloceria Schiødte, 1838 (Hymenoptera, Ichneumonidae) from the Oriental Region.

A new species of the genus Cylloceria Schiødte, 1838 from Thailand and Myanmar, Cylloceria ebbae sp. nov. is described and illustrated.