TY - JOUR T1 - Studies on the Anopheles hyrcanus group of mosquitoes in China [in Chinese] JF - Acta Entomologica Sinica Y1 - 1975 A1 - Xu, J.-J. A1 - Feng, L.-C. SP - 77–98, 6 pls VL - 18 IS - 1 ER -