Hirtodrosophila zouae Chen & Katoh & Gao 2019, sp. nov.

Hirtodrosophila zouae Chen, Katoh & Gao, sp. nov.

(Figs 3 E–H, 5G–L, 9)

Diagnosis. Cercus ventrally with numerous black, thick spines including ca. four long, inner marginal ones (Fig. 9D). Aedeagus apically with large membranous process which tapering distally in lateral view, subapically swollen dorsally, with a pair of lateral processes, with a pair of lateral processes and a series of small acute projections ventrally (Fig. 9 I–M); lateral processes small, flat, finely serrate on dorsal margin (Fig. 9I, L, M).

Description (characters commonly seen in H. zhangae sp. nov. not repeated) (♂). Head (Figs 3E, F, 5 G–L): Gena yellowish brown to brown, anteriorly dark brown. First flagellomere grayish yellow; arista with five dorsal branches. Supracervical setae 13–16 per side; postocular setae 26–29 per side. Cibarium with ca. seven medial and ca. 18 posterior sensilla per side.

Thorax (Fig. 3E, F): Postpronotal lobe yellowish brown. Mesonotum yellowish brown to brown; stripes sometimes very indistinct.

Male terminalia (Fig. 9): Epandrium with ca. 38 long setae per side. Cercus with ca. 36 long setae. Surstylus ventrally tapered with upper row of ca. eight prensisetae, and lower row of 7−8 prensisetae; inner surface with ca. 24 long setae; anterior margin with ca. seven short setulae. Paramere apically with ca. five minute sensilla. Aedeagal apodeme slightly curved, about 1/2 length of aedeagus.

Measurements (in mm): BL = 3.06 in holotype (range in 2♂ paratypes: 2.56–3.00), ThL = 1.24 (1.14–1.22), WL = 3.24 (2.94–3.24), WW = 1.40 (1.28–1.38).

Indices: FW/HW = 0.52 (range in 2♂ paratypes: 0.49–0.52), ch/o = 0.22 (0.15–0.19), prorb = 0.74 (0.79–0.83), rcorb = 0.32 (0.32–0.39), vb = 0.41 (0.38–0.43), orbito = 0.75 (0.54–0.64), dcl = 0.64 (0.52–0.56), sctl = 1.08 (1.06–1.08), sterno = 0.72 (0.64–0.66), dcp = 0.42 (0.46–0.49), sctlp = 1.35 (1.11–1.18), C = 3.42 (3.33), 4c = 0.67 (0.67–0.69), 4v = 1.44 (1.44–1.47), 5x = 1.28 (1.30–1.36), ac = 2.08 (2.45–2.50), M = 0.41 (0.38–0.42), C3F = 0.35 (0.33–0.37).

Holotype. ♂ (#06468), CHINA: Danyunxia Station, Huanglong Nature Reserve, Ngawa, Sichuan, 32°43'36" N, 104°02'55" E, 2,140 m, 16.ix.2018, ex banana trap, J.J. Gao, W.F. Zhang, and Y.F. Zou.

Paratypes. CHINA: 2♂ (#06469, #06471), same data as holotype.

Distribution. China (Sichuan).

Etymology. Patronym, in honor of Ms. Yu-Fang Zou (IBCAS) for help in field collection.