SINGH, AWTAR, NAVJOT S. SODHT, and VIPUL GUPTA. “EXTERNAL MALE GENITALIA OF FOUR SPECIES OF GÈNUS ERISTALIS LATREILLE (SYRPHIDAE : DIPTERA)”. UTTAR PRADESH JOURNAL OF ZOOLOGY 6, no. 1 (January 3, 1986): 29–35. Accessed June 28, 2025. https://www.mbimph.com/index.php/UPJOZ/article/view/986.