Leucophenga magnipalpis Duda

Zhou, Lan & Chen, Hong-Wei, 2015, The genus Leucophenga (Diptera, Drosophilidae), part V: the mutabilis species group from East Asia, with morphological and molecular evidence, Zootaxa 4006 (1) : -

Leucophenga magnipalpis Duda

( Figs 2 I, 2J, 4F–I, 7)

Leucophenga magnipalpis Duda, 1924: 187 ; Okada, 1956: 25; Okada, 1989: 807.

Diagnosis. This species differs from the other species of the mutabilis group in mesonotum yellow, with 3 brown, longitudinal stripes medially and sublaterally ( Fig. 2 I), and pleura yellow, with multiple dark brown to black patches ( Fig. 2 J).

Description. Male and female: Frons yellow to yellowish brown. Pedicel mostly yellowish brown; first flagellomere light yellow. Palpus dark brown in male, black in female. Acrostichal setulae in ca. 12–14 irregular rows ( Fig. 2 C). Scutellum dark brown to black along basal margin, yellow medially, pale yellow along distal margin ( Fig. 2 I). Halter yellow basally, white apically ( Fig. 2 J). Mid- and hind-legs brown on knees. Abdominal tergites yellow, with brown patches ( Fig. 4 F–I). Male terminalia: Epandrium with 3 setae near posterior margin and 3 setae on ventral corner per side ( Fig. 7 A). Paramere with 4 sensilla distally ( Fig. 7 B). Aedeagus thick basally, with pubescence on distal 1/3 ( Fig. 7 B).

Measurements. BL = 2.73–3.47 mm in 5♂, 2.67–3.60 mm in 5♀, ThL = 1.27–1.53 mm in ♂, 1.07–1.41 mm in ♀, WL = 3.00– 3.67 mm in ♂, 2.47–3.87 mm in ♀, WW = 1.13–1.47 mm in ♂, 1.00– 2.27 mm in ♀, arb = 6–7/2– 3, avd = 0.83–1.40, adf = 1.25–2.50, flw = 1.50–3.00, FW/HW = 0.32–0.48, ch/o = 0.05–0.06, prorb = 0.57–1.13, rcorb = 0.67–1.00, vb = 0.25–0.40, dcl = 0.44–0.64, presctl = 0.47–0.73, sctl = 1.10–1.50, sterno = 0.50–0.91, orbito = 1.33–2.00, dcp = 0.21–0.38, sctlp = 0.75–1.40, C = 2.35–2.95, 4c = 1.05–1.47, 4v =2.10–2.53, 5x = 1.38– 1.85, ac = 1.89–2.88, M = 0.55–0.87, C3F = 0.61–0.75.

Specimens examined. CHINA: 10♂, 10♀ (SCAU, Nos 127787–806), Dawopu, Simianshan, Chongqing, 28˚34'N, 106˚23'E, 1050m, 8.vii.2014, ex tussock, QS Gao, YQ Liu, Y Zhang, L Zhou; 10♂, 10♀ (SCAU, Nos 127807–26), Shuiliandong, Simianshan, Chongqing, 28˚39'N, 106˚23'E, 1078m, 6, 9.vii.2014, ex tussock, Y Zhang, L Zhou; 10♂, 10♀ (SCAU, Nos 127827–46), Zhangjiashan, Simianshan, Chongqing, 28˚36'N, 106˚23'E, 1078m, 9–10.vii.2014, ex tussock, QS Gao; 2♂ (SCAU, Nos 127847, 48), Xiachuan, Lishan, Mishui, Shanxi, 35˚26'N, 112˚01'E, 1557m, 11–13.vii.2013, QS Gao; 1♂, 1♀ (SCAU, Nos 127849, 50), Haoping, Meixian, Shaanxi, 16.viii.2003, JJ Gao; 3♂, 3♀ (SCAU, Nos 127851–56), Zhuque Forest Park, Qinling, Shaanxi, 32˚32′N, 107˚41′E, 1252m, 12–13.vii.2013, ex tree trunk, HW Chen; 10♂, 10♀ (SCAU, Nos 127857–76), Tianmushan, Linan, Zhejiang, 28–30.vii.2013, ex tussock, ZF Shao; 1♂, 4♀ (SCAU, Nos 127877–81), Mulinzi, Enshi, Hubei, 30˚37′N, 110˚10′E, 1500m, 11–13.vi.2013, ex tussocks, JM Lu; 8♂, 12♀ (SCAU, Nos 127882–901), Xingdoushan, Enshi, Hubei, 30˚01′N, 109˚06′E, 929m, 31.v.–2.vi.2012, ex tree trunk, JM Lu; 2♂ (SCAU, Nos 127902, 03), Qizimeishan, Enshi, Hubei, 30˚03′N, 109˚49′E, 929m, 7–8.vi.2012, JM Lu; 3♂, 1♀ (SCAU, Nos 127904–07), Dajiuhu, Enshi, Hubei, 31˚29′N, 110˚18′E, 1720m, 31.vii.2005, ex tree trunk, HW Chen; 1♀ (SCAU, No. 127908), Mangshan, Yizhang, Hunan, 3.x.2004, tussocks, HL Cao, MF Xu; 1♂ (SCAU, No. 127909), Fushan, Yilan, Taiwan, 24˚45′N, 112˚36′E, 670m, 11, vi.2011, YX Liu; 1♀ (SCAU, No. 127910), Gaoxiong, Taiwan, 8.vi.2011, XY Liu; 1♂, 2♀ (SCAU, Nos 127911, 12), Huolushan, Guangzhou, Guangdong, 19.iii.2005, MF Xu; 1♀ (SCAU, No. 127914), Nanling, Shaoguan, Guangdong, 24˚38′N, 112˚40′E, 700m, 5.v.2004, ex tussock, HW Chen; 1♀ (SCAU, No. 127915), Dinghushan, Zhaoqing, Guangdong, ex tussock, 5.v.2005, ex tussock, HW Chen; 2♂, 2♀ (SCAU, Nos 127916–19), Maoershan, Guilin, Guangxi, 19.x.2004, ex tree trunks, XL Zhang; 11♀ (SCAU, Nos 127920–30), Maoniuhe, Danba, Sichuan, 30˚52′N, 101˚53′E, 2650m, 14.ix.2005, ex tree trunks, HL Cao, HW Chen; 1♀ (SCAU, No. 127931), Kuankuoshui, Suiyang, Guizhou, 27˚57′N, 107˚54′E,, 11.viii.2011, ex tussock, ex tree trunks, J Huang, YR Su; 10♂, 10♀ (SCAU, Nos 127932–51), Xianheping, Xingyi, Guizhou, 14–15.vii.2014, ex tree trunks, YL Wang; 1♀ (SCAU, No. 127952), Jizushan, Binchuan, Yunnan, 26˚00′N, 100˚21′E, 1900m, 8.vii.2009, ex tussocks, T Li, L Wang; 2♀ (SCAU, Nos 127953, 54), Hutiaoxia, Shangrila, Yunnan, 2000m, 23.viii.2011, ex tussocks, HW Chen; 14♂, 4♀ (SCAU, Nos 127955–72), Wuliangshan, Jingdong, Yunnan, 24˚49'N, 100˚26'E, 1800m, 30.vii–4.viii.2006, ex tussocks, HZ Cao, T Li; 1♀ (SCAU, No. 127973), Zhengxing, Jinggu, Yunnan, 24.vii.2009, ex tussock, L Wu; 2♂ (SCAU, Nos 127974, 75), Menglun, Mengla, Yunnan, 17.iv.2004, ex tussocks, HW Chen; 10♂, 10♀ (SCAU, Nos 127976–95), Hesong, Menghai, Yunnan, 27.iii.2011, 2–11.iv.2011, ex tussock, JM Lu; 4♂, 1♀ (SCAU, Nos 127996–8000), Xiding, Menghai, Yunnan, 16.iv.2010, ex tussocks, D He; 3♂, 1♀ (SCAU, No. 128001–04), Jiaoye Park, Kunming, Yunnan, 24˚32'N, 101˚01'E, 19.iii.2006, ex tussocks, JJ Gao; 9♂, 8♀ (SCAU, Nos 128005–21), Yixiang, Puer, Yunnan, 13.v.2012, 28–30.iii.2013, ex tussocks and tree trunks, HW Chen, JJ Gao, CJ Zhou; 6♂, 2♀ (SCAU, Nos 128022–29), Muyiji Park, Ximeng, Yunnan, 4.iv.2011, ex tussocks, JM Lu, ZF Shao, YR Su, SJ Yan; 10♂, 10♀ (SCAU, Nos 128030–49), Tongmai, Bomi, Xizang, 7–12.x.2010, ex tussock, L Wang. JAPAN: 11♂, 9♀ (SCAU, Nos 128050–69), Minamiohsawa, Hatiouji, Tokyo, 21.vi.2002, tree trunk, HW Chen; 7♂, 13♀ (SCAU, Nos 128070–89), Tomochi, Kumamoto, 24.x.1997, HW Chen.

Distribution. China ( Taiwan, Hubei, Hunan, Guangdong, Guangxi, Chongqing, Sichuan, Yunnan, Shanxi, Shaanxi, Xizang), Japan (Honshu, Kyushu), Malaysia.

Figures

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.

FIGURE 7. Leucophenga magnipalpis Duda, 1924, male: A. Epandrium, surstylus and cercus (lateral view); B. hypandrium, paramere, aedeagus and aedeagal apodeme (lateral view). Scale bar = 0.1 mm.

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.