author(s)
Sunil Kumar, Deepti Mondol, Priyanka Vini Lall and Lily Saroj Nathan

abstract
A total twenty five butterflies were observed during the survey period which represent the diversity of Gangetic plain of India. Acraea violae, Chilades parrhasius, Danaus C. chrysippus, Danaus genutia, Euploea sylvester coreta, Hypolimnas bolina jacintha, Junonia hierta hierta, Junonia lemonias lemonias, Junonia orithya swinhoei, Phalanta phalantha were common to the habitats. The maximum diversity was observed in winter and minimum in summer season. The more richness (Simpson Index diversity= 0.78) of butterflies were present. Their presence was influenced by the vegetation pattern of campus and seasons. Their diversity was found closer to the North-eastern region than Western Ghat region of India.