The genus Leucophenga (Diptera, Drosophilidae), part V: the mutabilis species group from East Asia, with morphological and molecular evidence Author Zhou, Lan Author Chen, Hong-Wei text Zootaxa 2015 4006 1 journal volume 10.11646/zootaxa.4006.1.2 182580d9-4ce0-4f8a-9dc4-c8d9e059b25b 1175-5326 244069 E8EEFA24-F07F-4729-8D4B-215E2BA2CDD3 Leucophenga angusta Okada ( Figs 2A, 2B, 2 E, 2F, 4A–C, 5) Leucophenga ( Leucophenga ) angusta Okada, 1956 : 28 ; Gupta & Panigrahy, 1987: 62; Okada, 1989 : 807 ; Fartyal et al. , 2005 : 411 . Diagnosis. This species is mostly similar to L . striatipennis in the abdominal tergites dark brown to black ( Fig. 4 A, 4M), but can be distinguished from the latter by wing hyaline, and aedeagus slender and pubescent apically ( Fig. 5 B), see under that species. FIGURE 2. A, B. Head of Leucophenga angusta (A, male; B, female); C. wing of L. striatipennis (male); D. wing of L. taiwanensis (male); E, F. thorax of L. angusta ; G, H. thorax of L. bellula ; I, J. thorax of L. magnipalpis . FIGURE 3. Thorax of male: A, B. Leucophenga nigripalpis ; C, D. L. orientalis ; E, F. L. striatipennis ; G, H. L. taiwanensis . FIGURE 4. Color patterns of abdominal tergites of male and female (including all changes examined): A–C. Leucophenga angusta (male and female); D, E. L. bellula (male); F–I. L. magnipalpis (male and female); J. L. nigripalpis (male); K, L. L. orientalis (male and female); M. L. striatipennis (male); N, O. L. taiwanensis (male and female); P. Color legend. Description. Male and female: Frons yellow. Pedicel mostly yellowish brown; first flagellomere yellow. Palpus brown in male and female. Mesonotum brownish yellow, brown before scutellum ( Fig. 2 E). Acrostichal setulae in ca. 14–16 irregular rows ( Fig. 2 E). Scutellum brownish yellow medially, brown along margin ( Fig. 2 E). Pleura brownish above, yellow below ( Fig. 2 F). Halter brown, with yellowish patch apically ( Fig. 2 F). Abdominal tergites usually black, laterally with yellow parches on 2nd ( Fig. 4 A), sometimes yellow, with dark brown patches ( Fig. 4 B, 4C). Male terminalia: Epandrium with 3 setae near posterior margin and 4 setae on ventral corner per side ( Fig. 5 B). Paramere with 5 sensilla distally ( Fig. 5 C). Measurements. BL = 2.47–2.80 mm in 5♂ , 2.47–2.87 mm in 3♀, ThL = 1.20–1.33 mm in ♂, 1.20–1.27 mm in ♀, WL = 2.33–2.67 mm in ♂, 2.27–2.60 mm in ♀, WW = 0.87–1.00 mm in ♂, 0.87–1.00 mm in ♀, arb = 5–7/3– 4, avd = 0.67–1.00, adf = 1.67–2.00, flw = 1.67–2.00, FW/HW = 0.31–0.44, ch/o = 0.05–0.06, prorb = 0.75–0.88, rcorb = 0.67–0.88, vb = 0.25–0.50, dcl = 0.43–0.67, presctl = 0.40–0.61, sctl = 1.29–1.42, sterno = 0.60–0.78, orbito = 1.33–2.00, dcp = 0.14–0.21, sctlp = 0.86–1.12, C = 2.00–2.60, 4c = 1.21–1.59, 4v =1.92–2.55, 5x = 1.00– 1.50, ac = 2.11–2.71, M = 0.50–0.75, C3F = 0.67–0.81. FIGURE 5. Leucophenga angusta Okada, 1956 , male: A. Head of male; B. epandrium, surstylus and cercus (lateral view); C. hypandrium, paramere, aedeagus and aedeagal apodeme (lateral view). Scale bar = 0.1 mm. Specimens examined. CHINA : 1♂ , 1♀ (SCAU, Nos 127275, 76), Dajing, Kaixian, Chongqing, 31˚30'N, 108˚27'E, 329m , 3.viii.2013 , XY Hu; 3♂ , 4♀ (SCAU, Nos 127277–83), Tianmushan, Linan, Zhejiang, 30˚20′N, 119˚25′E, 1100m , 30.vii.–2.viii.2011, 6.vii.2013 , ex tussock, ZF Shao, SJ Yan, K Liu; 1♂ (SCAU, No. 127284), Jiulongshan, Suicang, Zhejiang, 28˚21′N, 118˚52′E, 1614m , 4.vii.2013 , ex tussock, K Liu; 1♂ , 1♀ (SCAU, Nos 127285, 86), Mangshan, Yizhang, Hunan, 24˚55′N, 112˚45′E, 1200m , 3.x.2004 , ex tussocks, HL Cao, MF Xu; 1♀ (SCAU, No. 127287), Gaoxiong, Taiwan , 22˚35'N, 120˚20'E, 640m , 8.vi.2011 , XY Liu; 1♂ (SCAU, No. 127288), Lugu, Nantou, Taiwan , 27˚44′N, 120˚47′E, 350m , 18.x.2012 , ex tussock, HW Chen; 2♂ (SCAU, Nos 127289, 90), Huolushan, Guangzhou, Guangdong, 23˚11′N, 113˚23′E, 60m , 5.iv.2005 , MF Xu; 6♂ , 2♀ (SCAU, Nos 127291– 98), Dinghushan, Zhaoqing, Guangdong, 25˚00′N, 112˚34′E, 560m , 23.xi.2004 , MF Xu; 1♂ (SCAU, No. 127299), Jianfengling, Ledong, Hainan, 18˚41′N, 108˚52′E, 220m , 20.iv.2004 , HW Chen; 14♂ , 6♀ (SCAU, Nos 127300– 19), Bapen, Fusui, Pingxiang, Congzuo, Guangxi, 22˚05′N, 107˚32′E, 220m , 18–23.viii.2004 , HW Chen; 2♂ , 1♀ (SCAU, Nos 127320–22), Maoershan, Guilin, Guangxi, 25˚51′N, 110˚27′E, 700m , 18–19.x.2004 , ex tree trunks, XL Zhang; 17♂ , 3♀ (SCAU, Nos 127323–42), Xianheping, Xingyi, Guizhou, 24˚58′N, 105˚56′E, 700m , 14,15. vii.2014 , ex tree trunks, QS Gao, YL Wang, Y Zhang; 1♂ (SCAU, No. 127343), Hutiaoxia, Diqing, Yunnan, 27˚12'N, 100˚03'E, 2000m , 23.viii.2011 , ex tussocks, HW Chen; 4♂ (SCAU, Nos 127344–47), Zhengxing, Jinggu, Yunnan, 22˚49′N, 100˚03′E, 1100m , 24.vii.2009 , ex tussock, L Wu; 20♂ , 20♀ (SCAU, Nos 127348–67, 127373– 92), Menglun, Mengla, Yunnan, 20˚41′N, 101˚25′E, 680–980m , 17.iv.2004 , 11–12.iv.2007 , 27–28.ix.2011 , ex tussock, HW Chen, JJ Gao; 3♂ , 1♀ (SCAU, Nos 127369–72), Wangtianshu, Mengla, Yunnan, 21˚28'N, 101˚38'E, 570m , 22–24.iv.2007 , 13.x.2010 , ex tree trunk, HW Chen, JJ Gao; 1♀ (SCAU, No. 127368), Hesong, Menghai, Yunnan, 21˚50′N, 100˚05′E, 1900m , 11.iv.2011 , ex tussock, JJ Lu; 2♂ , 1♀ (SCAU, Nos 127393–95), Yixiang, Puer, Yunnan, 22˚47′N, 101˚03′E, 1100m , 18,19. ix.2007 , JJ Gao; 1♂ (SCAU, No. 127396), Tongmai, Bomi, Xizang, 30˚06'N, 95˚05'E, 2000m , 11,12. x.2010 , ex tussock, L Wang; 3♂ , 2♀ (SCAU, Nos 127397–401), Beibeng, Motuo, Xizang, 18˚10'N, 108˚52'E, 1000m , 30.ix.2010 , ex tussock, YR Sui. JAPAN : 1♀ (SCAU, No. 127402), Tomochi, Kumamoto, 35˚37'N, 139˚14'E, 570m , 24.x.1997 , HW Chen. Distribution. China (Zhejiang, Taiwan , Hunan, Guangdong, Hainan, Guangxi, Chongqing, Guizhou, Yunnan, Xizang), Japan (Honshu, Kyushu, Okinawa), Korea , Philippines , Vietnam , Malaysia , Singapore , Indonesia (Sumatra, Java), Myanmar , Nepal , India (Orissa, Uttaranchal), Sri Lanka , Micronesia , Fiji , Australia .