A revision of the subgenus Stegana (s. s.) (Diptera, Drosophilidae) from mainland China Author Li, Tong Author Cao, Huazhi Author Gao, Jianjun Author Chen, Hongwei text Zoological Journal of the Linnean Society 2010 2010-04-30 158 4 726 739 http://dx.doi.org/10.1111/j.1096-3642.2009.00575.x journal article 10.1111/j.1096-3642.2009.00575.x 0024-4082 STEGANA ( STEGANA ) EMEIENSIS SIDORENKO, 1997 Stegana ( Stegana ) emeiensis Sidorenko, 1997: 73 . Specimens examined: Holotype male, China : Sichuan , Emeishan , MJ Toda. One male and two females , Yunnan , Xishuangbanna , Menglun , 17.iv.2007 , ex tree trunks, HW Chen ( SCAU , no. 120268). Diagnosis: Aedeagus apically somewhat hollow on posteromedian surface; gonopod with one suberect median process, not curved posterodorsad in lateral view, and two very small processes sublaterally. Distribution: China ( Sichuan , Yunnan ).