The aphididae of north west India with special reference to aphide of Jammu and Kashmir state.

Abstract

The thesis deals with the taxonomic study based on extensive collections of the Ephididae (plant-lice) in N.W. India. Keys to the sub families, tribes, genera and species are elaboratedand modified and reconstructed to facilitate the study of aphids of this region. The study contains two new genera, seven new species and one new sub species . These are:- (1) Indio Chaitophorus (2) Aspidophorodon. New species (1) Indio Chairtophorus furcutus (2) Aspidophorodon harvensis (3) Cinara India (4) Dactynotus Kashmiricus (5) Dactynotus Preudotanaceti (6) Nasonovia Jammuensis (7) Micromyzodiumdasi. New sub species are :( 1) Macrosiphum(sitobion) and smilaceti dalhousiensis. A complete and up-to-date revised list of entire aphids of India is included.