Two new species of Glodianus Cameron and Hylophasma Townes (Hymenoptera: Ichneumonidae: Cryptinae) from Mexico.

Three Mexican species of the genus Glodianus Cameron and five Mexican species of Hylophasma Townes are briefly reviewed. Two species, Glodianus rufithorax sp. nov.

The Diversity of Parasitoids and Their Role in the Control of the Siberian Moth, (Lepidoptera: Lasiocampidae), a Major Coniferous Pest in Northern Asia.

The Siberian moth, Tschetv., 1908 (Lepidoptera: Lasiocampidae) is a conifer pest that causes unprecedented forest mortality in Northern Asia, leading to enormous ecological and economic losses. This is the first study summarizing data on the parasitoid diversity and parasitism of this pest over the last 118 years (1905-2022).

New records and descriptions of Ichneumonidae (Hymenoptera) from Mexico.

Based on a large quantity ichneumonid material collected mainly from the Mexican states of Veracruz and Quintana Roo, faunistic records of 79 species belonging to subfamilies Acaenitinae, Banchinae, Cryptinae, Cylloceriinae, Labeninae, Lycorininae, Microleptinae, Pimplinae, Tersilochinae, and Tryphoninae are provided. Three species are described as new to science: Latosculum ortegai Kasparyan Khalaim, sp. nov.

A new species of Monoblastus Hartig, 1837 (Hymenoptera: Ichneumonidae: Tryphoninae) from South Korea.

A new ichneumonid species, Monoblastus koreensis sp. nov. is described from South Korea.

New species of Rhorus Förster, 1869 (Hymenoptera: Ichneumonidae: Ctenopelmatinae) from South Korea.

A new ichneumonid-species Rhorus koreensis sp. nov. is described from South Korea.