Various biological characteristics, including seasonal abundance, diurnal resting habits, feedingbehavior, larval habitats, and oviposition, of Culex epidesmus were studied in Gorakhpur District, Uttar Pradesh,India, from 1990 to 1999. Prevalence of adults was recorded between June and October, with a peak in August.The bushy undergrowth of mango and teakwood plantations served as diurnal resting habitat. Blood-meal analysisof wild-caught females showed that the most of them had fed on bovines. Temporary pools of rainwaterand pa