Review of genus Hydropsyche Pictet 1834 (Insecta: Trichoptera: Hydropsychidae) from India.

The genus Hydropsyche is reviewed from India. Three new species are described and illustrated belonging to genus Hydropsyche. The newly described species are Hydropsyche curvata sp. nov., H. hajinensis sp. nov., both from Jammu Kashmir, and H. golitarensis sp. nov. from Sikkim. Hydropsyche quadrata Malicky Chantaramongkol 2000 (from Sikkim), H. augeias Malicky Chantaramongkol 2000 (from Uttarakhand) and H. camillus Malicky Chantaramongkol 2000 (from Sikkim and Himachal Pradesh) are reported for the first time from India. Hydropsyche athamas Malicky Chantaramongkol 2000, H. homunculus Schmid 1965, and H. harpagofalcata Mey 1995 are also redescribed and reported for the first time from India. Hydropsyche nuristanica Schmid 1963 (from Jammu and Kashmir) and H. rakshakaha Oláh 1994 (from Jammu and Kashmir, Himachal Pradesh, Uttarakhand, and West Bengal) are reported from these states for the first time. Hydropsyche charon Malicky Chantaramongkol 2000, from Uttarakhand, H. appendicularis Martynov 1931, and H. pallipenne Banks 1938 are also redescribed and reported from Himachal Pradesh. Hydropsyche claviformis Mey 1996 is also redescribed based on a specimen from Sikkim. Furthermore, the male is redescribed and a neotype is designated for Hydropsyche asiatica Ulmer 1905. Hydropsyche chotanagpurensis is a nomen novum, replacing junior homonym Hydropsyche ulmeri (Martynov 1935). With these additions, the total number of Indian species for genus Hydropsyche is now 54. A catalogue of known Indian species is also given.

Three new species of the genus Lepidostoma Rambur (Lepidostomatidae: Trichoptera) from India.

Three new species of the genus Lepidostoma Rambur are described and illustrated from the Indian Himalaya: Lepidostoma trilobatum sp. nov., L. lidderwatense sp. nov., and L. sainii sp. nov., all belonging to the Lepidostoma ferox Branch. With these new additions, the genus Lepidostoma is now represented by 50 species in India and over 450 species globally.

Review of the genus Stenopsyche McLachlan (Trichoptera: Stenopsychidae) in India.

With 14 species on record, the genus Stenopsyche McLachlan is reviewed from India. We report variation for 3 previously recorded species, Stenopsyche griseipennis McLachlan, S. dirghajihvi Schmid and S. apiguna Schmid. A catalogue and key for males of Indian species is provided.

Two new species of genus Apsilochorema Ulmer (Trichoptera: Hydrobiosidae) from India.

Two new species of Apsilochorema (Trichoptera: Hydrobiosidae) from India are described, Apsilochorema (Archichorema) kashnirensis sp. nov. and Apsilochorema (Archichorema) meyi sp. nov., bringing to 12 the number of species in the genus known from the country.

Two new species of the genus Pseudostenophylax Martynov (Trichoptera: Limnephilidae) from the Indian Himalaya.

Two new species of the genus Pseudostenophylax Martynov 1909 from the Indian Himalaya are described and illustrated. These include P. himachalica sp. n. from Sathrundi (Himachal Pradesh) and P. gulmargensis sp. n. from Gulmarg (Jammu & Kashmir), both belonging to the P. aniketos Group. With these two additions, Pseudostenophylax is now represented in India by 25 species.