To the knowledge of the genus Chydaeus Chaudoir, 1854 (Coleoptera, Carabidae, Harpalini). II. Revision of the Ch. obscurus, Ch. semenowi (in new sense), and Ch. salvazae species-groups of the Himalaya and adjacent areas. Hartmann, Matthias; Weipert, Joerg[Eds]. Biodiversity and natural heritage of the Himalaya II., Verein der Freunde & Foerderer des Naturkundemuseums Erfurt e.V., Erfurt, 2006: i-ii, 1-533. Chapter pagination: 133-174. 143 [Zoological Record Volume 143]