Mycomya kambaitiensis, Väisänen, Rauno, 2013

Väisänen, Rauno, 2013, New Mycomya species from the Himalayas (Diptera, Mycetophilidae): 2. Subgenera Calomycomya, Cymomya, Neomycomya and Pavomya subg. n., Zootaxa 3666 (3), pp. 301-318 : 316-317

Mycomya kambaitiensis sp. n.

Figs. 9 A–B, 10A–D

Material examined. Holotype. 3. MYANMAR, N.E. Burma, Kambaiti, 7000 ft., 11.V. 1934, Malaise (in MZH).

Description. 3. Head. Palp and other mouthparts brownish, face yellow, posterior parts of head brown. Antenna brownish, scape, pedicel and base of 1st flagellomere yellow. Length of 1st flagellomere about 1.5x, 2nd flagellomere 1.2x, its width. Thorax. Pronotum yellow, with 4 long setae. Scutum subshining, brown, anterolaterally paler brownish. Anepisternum yellow. Preepisternum brownish, ventral half brown. Scutellum brownish, with 4 long setae. Laterotergite brownish, ventral part brown. Mediotergite brown, bare. Wing. Length 4.9 mm. Wing hyaline, apically very slightly infuscate. Sc ending in C distad of middle of small cell, Sc2 ending in R1 near middle of small cell. Apical part of Sc bearing 25 small setae. Small cell about 2.5 times as long as wide. Cu fork distinctly proximal to M fork. M ratios: 0.46, 0.53. Cu ratios: 0.59, 0.91. Small setae: M petiole: 0; M1: +; M2: +; Cu petiole: +; Cu1: +; Cu2: +. Halter pale yellowish. Legs. Coxae and femora yellow, tibiae and tarsi brownish to brown. Coxa 2 without spur. Leg ratios: bt1:t1 = 0.92, bt2:t2 = 0.71, bt3:t3 = 0.66. Abdomen. Tergites 1–4 brown, with wide yellow posterior margins, 5–7 brownish to brown. Sternites 1–3 yellow, 4 yellow with brownish lateral margins, 5–7 brown with yellow middle line. Hypopygium. Figs. 9 A–B and 10A–D, yellow. Tergite 9 with 2 pairs of large, setose lateral appendages and complex medial structures ( Fig. 9 A). Sternal lateral appendage very long, relatively wide, setose ( Fig. 9 B). Gonostylus with 2 long, slender branches, medial branch with 3 apical teeth ( Fig. 10 B). Aedeagus long. Tergite 8 bare ( Fig. 10 C). Sternite 8 large with many subapical setae ( Fig. 10 D).

Etymology. The species is named after its type locality.

Figures

FIGURE 9. Mycomya kambaitiensis sp. n., male hypopygium. A – B tergal and sternal views. Scale 0.2 mm.

FIGURE 10. Mycomya kambaitiensis sp. n., male hypopygium. A lateral views; B gonostylus, twice enlarged; C tergite 8; D sternite 8. Scale 0.2 mm.