Odonata (Insecta) from Different States of North Eastern India Author A. R. Lahiri text Oriental Insects 1979 13 119 132 journal article http://doi.org/10.5281/zenodo.3516933 90339e7e-e883-4877-8a2c-fdda8d271281 3516933 29. Sympetrum hypomelas (Selys) Diplax hympomelas Selys, 1884 , Ann. Ent. Soc. Belg., 28: 37. Sympetrum hypomelas (Selys): Kirby. 1890, A synonymic catalogue of Neuroptera Odonata : 16; Fraser, 1936, Fauna British India, Odonata , 3: 373. Specimen examined: India : Arunachal Pradesh : Bank of Soro river , Hapoli , 1 ♂ , 13.xi.1975 , K. R. Rao . Distribution: Eastern In d ia: West Bengal, Sikkim; Assam, Meghalaya and Arunachal Pradesh; Tibet; Nepal to China in the east.