Check-List of Hover Flies Diptera : Syrphidae of Eastern Himalayas

From the Introduction: "The family Syrphidae is divided into 3 sub-families and 15 tribes and contains more than 5,500 described species in the world of which 264 species and 5 sub-species under 62 genera of 2 sub-families are reported from India. The present check-list reports 150 species of 50 genera under 15 tribes belonging to 2 sub-families of Hover Flies from the Eastern Himalayan Region of India."