author(s)
Atul Kumar Tiwari, Anupa Mishra and Ravishankar D Dwivedi

abstract
The present study was administered to know the butterfly diversity in Kaptanganj block, Basti, Uttar Pradesh, India from April 2020 to June 2021. A complete of 47 species of butterflies belonging to 5 families were recorded. From the observed butterflies, Nymphalidae was the foremost dominant among the five families with 18 species, followed by Lycaenidae comprising of 12 species, Pieridae with 11 species, Papilionidae with 4 species and Hesperiidae with composition of 2 species. Among these 47 species, 3 species were found to be protected under the Indian Wildlife (Protection) Act, (1972). This study adding the valuable information on diversity of butterfly fauna and can contribute in planning of effective conservation measures in Basti district of Uttar Pradesh, India. None of the butterfly harmed or killed during sampling.