Homoneura (Homoneura) grahami Malloch 1929
Creators: name: Shi, Li
name: Yang, Ding
Publisher: name: Zenodo
Year: 2014
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Diptera
Lauxaniidae
Homoneura
Homoneura grahami

description: Homoneura (Homoneura) grahami Malloch, 1929
(Figs 117–127)
Homoneura (Homoneura) grahami Malloch, 1929: 81. Type locality: China (Sichuan). Holotype male in USNM. Papp in Soós and Papp, 1984: 195. Shatalkin, 2000: 26; Sasakawa, 2001: 83.
Diagnosis. Arista ray pubescent, longest ray about 1/4 height of 1st flagellomere. Mesonotum with acr in irregular 6–8 rows. Fore femur with 5 pv and ctenidium with 9–11 short setae. Mid femur with 3–4 a. Wing with brown area extending from costal margin to M1, a narrow brown stripe-like spot on dm-cu, male with brown spot on r-m (not in female).
Redescription. MALE. Body length 3.5 mm, wing length 3.8 mm. FEMALE. Body length 3.2 mm, wing length 3.5 mm.
Head (Figs 118, 119) yellow. Frons without brown stripes, as long as wide and parallel-sided; ocellar triangle yellow; anterior or shorter than posterior or, oc longer than posterior or. Parafacial with a row of short setulae with same length. Gena about 1/9 height of eye. Antenna yellow, 1st flagellomere about 1.5 times as long as high; arista black except for brownish base, ray pubescent, with longest ray about 1/4 height of 1st flagellomere. Proboscis and palpus yellow.
Thorax (Figs 118, 120) yellow. Mesonotum with 0+3 dc (1st post-sutural dc clearly behind transverse suture), acr in irregular 6–8 rows and prsc as long as 1st post-sutural dc. Scutellum yellow. Legs yellow, except for apical tarsomere pale brown. Fore femur with 5 pv, 8 pd, and ctenidium with 9–11 short setae; fore tibia with 1 long preapical ad and 1 short apv. Mid femur with 3–4 a and 1 app; mid tibia with 1 strong preapical ad and 2 strong apv. Hind femur with 1 weak preapical ad; hind tibia with 1 preapical ad and 1 weak apv. Wing (Fig. 122) with brown area extending from costal margin to M1, a narrow brown stripe-like spot on dm-cu, male with brown spot on r-m (not in female); costa with 2nd (between R1 and R2+3), 3rd (between R2+3 and R4+5) and 4th (between R4+5 and M1) sections in proportion of 5.1:1.4:1; r-m behind middle of discal cell; ultimate and penultimate sections of M 1 in proportion of 1:1.4; ultimate section of CuA1 about 1/6 of penultimate. Halter yellow.
Abdomen (Fig. 121) yellow. Male genitalia (Figs 123–127): syntergosternite broad circular; epandrium broad with weak dorsal setae; surstylus long with curved apically; hypandrium broad in ventral view; postgonite slender basally and wide apically with many setulae in ventral view; aedeagus slightly curved and truncated in lateral view, with a pair of dorsal sclerites broad and truncate apically; aedeagal apodeme shorter than aedeagus.
Type material. Type ♂ (USNM, No. 40346), CHINA, Szechuen (Sichuan Province): Mt. Omei, Shin Kai Si, 4000 feet, D. C. Graham (no collecting date, det. J. R. Malloch). Allotype ♀ (USNM, No. 40346), CHINA, Szechuen (Sichuan Province): Suifu, D. C. Graham (no collecting date, det. J. R. Malloch). Distribution. China (Sichuan), Vietnam.
description: Published as part of Shi, Li & Yang, Ding, 2014, Supplements to species groups of the subgenus Homoneura in China (Diptera: Lauxaniidae: Homoneura), with descriptions of twenty new species, pp. 1-117 in Zootaxa 3890 (1) on pages 27-28, DOI: 10.11646/zootaxa.3890.1.1, http://zenodo.org/record/250637