Leucophenga sorii Kang, Lee & Bhang, 1965

Huang, Jia, Wang, Yalian, O’Grady, Patrick Michael, Su, Yirui & Chen, Hongwei, 2018, The genus Leucophenga (Diptera, Drosophilidae), part VIII: twenty-one species from the Oriental region, with morphological and molecular evidence, Zootaxa 4503 (1), pp. 1-70 : 35

publication ID	https://doi.org/ 10.11646/zootaxa.4503.1.1
publication LSID	lsid:zoobank.org:pub:5F058E32-AEF1-4070-8CC8-177B4CE140BA
DOI	https://doi.org/10.5281/zenodo.5305141
persistent identifier	https://treatment.plazi.org/id/03EE8C66-FFCF-FFB2-DE81-2650C9CFF8FC
treatment provided by	Felipe
scientific name	Leucophenga sorii Kang, Lee & Bhang, 1965
status

Treatment

Leucophenga sorii Kang, Lee & Bhang, 1965 View in CoL

( Figs. 2D View FIGURE 2 , 5J–L View FIGURE 5 , 9F View FIGURE 9 , 13G, 13H View FIGURE 13 , 20 View FIGURE 20 )

Leucophenga sorii Kang, Lee & Bhang, 1965: 97 View in CoL ; Okada, 1990: 558; Lee, 1993: 41; Papp, 2000: 253; Bächli et al. 2002: 305.

Diagnosis. This species belongs to the sorii group, and differs from the other species of the genus Leucophenga in having the Orb 2 much shorter than Orb 3 ( Fig. 5J View FIGURE 5 ); wing lacking peg-like spinule on ventral surface of costal vein ( Fig. 2D View FIGURE 2 ); abdominal tergites (especially 3rd to 5th ones) prolonged ( Fig. 9F View FIGURE 9 ); paramere nearly trapezoidal ( Fig. 20C View FIGURE 20 ); aedeagus basally slender, posterodorsally expanded and wrinkled ( Fig. 20D View FIGURE 20 ).

Description. Ocellar triangle brownish, with ca. 2 setae above ocellar setae. Frons dark yellow ( Fig. 4J View FIGURE 4 ). Pedicel yellow ( Fig. 4J View FIGURE 4 ); first flagellomere yellowish ( Fig. 4J View FIGURE 4 ). Clypeus entirely yellow. Palpus yellowish ( Fig. 4J View FIGURE 4 ). Mesonotum mostly dark yellow ( Fig. 4K View FIGURE 4 ). Postpronotal lobe yellow ( Fig. 4L View FIGURE 4 ). Acrostichal setulae in ca. 8–10 irregular rows ( Fig. 4K View FIGURE 4 ). Scutellum entirely dark yellow ( Fig. 4K View FIGURE 4 ). Pleura, katepisternum, and mesopleuron mostly yellow ( Fig. 4L View FIGURE 4 ). Wing ( Fig. 2D View FIGURE 2 ): entirely hyaline; R 4+5 and M 1 slightly convergent distally; halter mostly yellowish ( Fig. 4K View FIGURE 4 ). Abdominal tergites mostly yellow, 2nd tergite slightly brownish sublaterally and posteriorly, 3rd and 4th tergites slightly brownish medially and posteriorly ( Fig. 9F View FIGURE 9 ). Male terminalia: Epandrium pubescent, with ca. 16 setae near posterior and ventral margins per side ( Fig. 20A View FIGURE 20 ). Cercus pubescent ( Fig. 20A View FIGURE 20 ). Surstylus lacking pubescence ( Fig. 20A View FIGURE 20 ). Paramere acute apically, with ca. 4 sensilla submedially and ca. 3 ones distally ( Fig. 20C View FIGURE 20 ).

Measurements and indices. BL = 3.27–3.47 mm in 4♂, ThL = 1.40–1.47 mm, WL = 2.90–3.05 mm, WW = 1.10–1.28 mm, arb = 7–9/3–4, avd = 0.77–0.90, adf = 1.87–2.23, flw = 1.87–2.31, FW/HW = 0.33–0.39, ch/o = 0.03–0.04, prorb = 0.89–0.95, rcorb = 0.46–0.47, vb = 0.25–0.32, dcl = 0.45–0.50, presctl = 0.41–0.52, sctl = 1.21, sterno = 0.60–0.63, orbito = 0.57–0.65, dcp = 0.29–0.35, sctlp = 1.10–1.19, C = 3.26–3.68, 4c = 0.70–0.81, 4v = 1.61–1.86, 5x = 1.00–1.14, ac = 2.21–2.62, M = 0.36–0.39, C3F = 0.53–0.61.

Specimens examined. JAPAN: 4♂ ( SCAU, Nos 128754–57), Minamiohsawa , Tokyo, 35˚37'N, 139˚23'E, alt. 130m, 21.vi.2002, ex tussocks, HW Chen .

Distribution. Russia (East Siberia), Korea (Kyungki), Japan (Honshu).