Alexey Reshchikov

Review of North European species of the genus Lathrolestes (Hymenoptera, Ichneumonidae) with description of one new species from Öland (Sweden).

The genus Lathrolestes Förster (Hymenoptera: Ichneumonidae) from Northern Europe is reviewed. A new species, L. oelandinus sp. n. from Öland (Southern Sweden) is described. Illustrated diagnoses for 23 Northern European species are provided. Lathrolestes soperi Reshchikov, 2010 is recorded for the first time in the Palaearctic region (from the UK) and L. bipunctatus (Bridgman, 1886), L. citreus (Brischke, 1878), L. clypeatus (Zetterstedt, 1838) are new records for Denmark, and L. moravicus Habermehl, 1923 is a new record for Finland, France and Russia. Additionally L. ensator recorded newly from Belorus, L. erythrocephalus from Azerbaijan, L. macropygus and L. pictilis from Austria. Trophic interactions of the genus are discussed.

A new species of the genus Asthenara Förster, 1869 (Hymenoptera, Ichneumonidae) from Mexico with identification key

The genus Asthenara Förster, 1869, belonging to the tribe Pionini of the subfamily Ctenopelmatinae (Hymenoptera, Ichneumonidae), comprises eight described species (Yu et al. 2012). Two of them are distributed in the Palaearctic Region, and six in the Neotropical region. One Neotropical species is known from Costa Rica (Gauld et al. 1997), the remaining five from Mexico (Kasparyan 2006). Kasparyan (2006) provided a key to the species from the Mexico. To date, no species of the genus have been described from Nearctic region or south of Costa Rica. In this article a new species belonging to Asthenara, collected in the Mexican state of Jalisco is described.

Seven new species of the genus Physotarsus Townes 1966 (Hymenoptera, Ichneumonidae) from South America.

Seven new species of the genus Physotarsus Townes are described and illustrated: P. iquitos Reshchikov and Sääksjärvi sp. n., P. mishanensis Reshchikov and Sääksjärvi sp. n., P. orellanensis Reshchikov and Sääksjärvi sp. n., P. polleti Reshchikov and Sääksjärvi sp. n., P. saltilloensis Reshchikov sp. n., P. tampobata Reshchikov and Sääksjärvi sp. n., and P. tunchi Reshchikov sp. n. The male of P. oculatus Zhaurova, 2009 is described for the first time. An illustrated key for Neotropical species is provided.

First record of the genus Acropimpla Townes, 1960 (Hymenoptera: Ichneumonidae: Pimplinae) from Thailand, with descriptions of three new species.

Nine species of Acropimpla Townes, 1960 are recorded from Thailand with three species described as new: A. leoni sp.n., A. natae sp.n., A. patellalutea sp.n. Six species, A. aspera Gupta & Tikar, 1976, A. hapaliae (Rao, 1953), A. leucostoma (Cameron, 1907), A. nakula Gupta & Tikar, 1976, A. taishunensis Liu, He & Chen, 2010, and A. uchidai (Cushman, 1933) are recorded from Thailand for the first time. A key to the females of Acropimpla species in South East Asia is also provided.

New records of the genus Polysphincta Gravenhorst, 1829 (Hymenoptera: Ichneumonidae: Pimplinae) from the Oriental region

A new species, Polysphincta punctigaster Varga & Reshchikov sp. n., the second known species of the genus from the Oriental region, is described from Thailand. Polysphincta asiatica Kusigemati, 1984 is considered to be a junior synonym of P. boops Tschek, 1869 (syn. nov.). Polysphincta longa Kasparyan, 1976 is recorded from the Oriental region for the first time.

New records of the genus Clistopyga Gravenhorst, 1829 (Hymenoptera: Ichneumonidae: Pimplinae) from the Oriental region, with description of a new species

A new species, Clystopyga longifemoralis Varga & Reshchikov sp. n., is described and illustrated from Thailand. Clistopyga latifrontalis (Uchida, 1941) is re-described and illustrated. Clistopyga nagatomii Kusigemati, 1984 is considered to be a junior synonym of C. sziladyi Kiss, 1959 (syn. nov) and also recorded from India for the first time.

Review of Asiatic Neurogenia Roman, 1910 (Hymenoptera, Ichneumonidae) with description of three new species

Three species of Neurogenia Roman, 1910 are described as new from Asia: N. auco Reshchikov & van Achterberg sp. n. from Vietnam, N. kamapura Reshchikov sp. n. from India and N. sayama Reshchikov sp. n. from Japan. Group assignment changed for N. gorochovi (Kasparyan, 2008) comb. n. The other Asiatic species are reviewed and an illustrated, updated diagnosis of the genus and a key to the Asiatic species of Neurogenia are provided.