author(s)
K Siva Hari Brahma and MSV Chalam

abstract
Eight planthopper species Tropidocephala serendiba (Melichar); Pyrilla perpusilla pusana (Distant); Toya propinqua (Fieber); Tagosodes pusanus (Distant); Sogatella furcifera (Horvath); Sogatella kolophon (Kirkaldy); Harmalia anacharsis (Fennah); Peregrinus maidis (Ashmead); were reported from sugarcane crop ecosystems from North Coastal Zone of Andhra Pradesh. Systematic studies on the above species were carried out and taxonomic differentiation of collected species was provided. An illustrated key along with diagnostic taxonomic characters was provided for easy identification of the planthoppers associated with sugarcane crop eco-systems from North Coastal Zone of Andhra Pradesh.