Three new species and one new subspecies of Euxoa Hübner, [1821], subgenus Chorizagrotis Smith, 1890 (Noctuidae, Agrotina) from Asia (Lepidoptera: Noctuidae)

The diagnosis and description of four new Euxoa Hübner, [1821] taxa, Euxoa (Chorizagrotis) hengduana sp. n., Euxoa (Chorizagrotis) adumbrata tibetomeridionalis ssp. n., Euxoa (Chorizagrotis) transhimalayensis sp. n. and Euxoa (Chorizagrotis) khangchendzonga sp. n. are provided. The main external and genitalia features of the new taxa and of their closest relatives are characterised and discussed. The adults are illustrated on two tables with 12 figures; the genitalia are presented on three plates with
figures of 6 males and 6 females.