Homoneura (Neohomoneura) jianfengensis Yang, Hu & Zhu, 2002,

Shi, Li & Yang, Ding, 2008, Species of the subgenus Neohomoneura van der Wulp from Hainan in China (Diptera, Lauxaniidae), Zootaxa 1793, pp. 28-46: 33-35

publication ID

http://doi.org/ 10.5281/zenodo.182594

persistent identifier

http://treatment.plazi.org/id/038987B3-FFF5-3B0B-FCAC-2FACFC44FC63

treatment provided by

Plazi

scientific name

Homoneura (Neohomoneura) jianfengensis Yang, Hu & Zhu, 2002
status

 

Homoneura (Neohomoneura) jianfengensis Yang, Hu & Zhu, 2002 

( Fig. 3View FIGURES 1 – 10)

Homoneura (Neohomoneura) jianfengensis Yang, Hu & Zhu, 2002: 781  . Type locality: Hainan (Jianfengling National Nature Reserve).

Diagnosis. Apical spots on R 2 + 3, R 4 + 5 and M 1 + 2 confluent (or apical spot on R 4 + 5 slightly separated from that on R 2 + 3) and forming a wide transverse band, extending to extreme vein tip; two hyaline triangular marks on costa between apical spots on R 2 + 3, R 4 + 5 and M 1 + 2 very distinct ( Fig. 3View FIGURES 1 – 10). Abdomen without any spots.

Material examined. 1 female, Hainan: Jianfengling National Nature Reserve, Zhiwuyuan (800 m), 24. X. 2007, Ding Yang; 1 female, Hainan: Jianfengling National Nature Reserve, Zhiwuyuan (800 m), 12. V. 2007, Kuiyan Zhang; 1 female, Hainan: Bawangling National Nature Reserve, Donger station (1000 m), 24. V. 2007, Kuiyan Zhang; 1 female, Hainan: Bawangling National Nature Reserve, Donger station (1000 m), 24. V. 2007, Junhua Zhang.

Distribution. China (Hainan).

Homoneura (Neohomoneura) nadaensis Ya  n g, H u & Zhu, 2002 ( Figs. 4 –5View FIGURES 1 – 10, 16– 20View FIGURES 16 – 20)

Homoneura nadaensis Yang, Hu & Zhu, 2002: 782  . Type locality: Hainan (Nada).

Diagnosis. Apical spots on R 2 + 3, R 4 + 5 and M 1 + 2 isolated (or spot on R 4 + 5 close to that on R 2 + 3); a spot constricted at middle on dm-cu. Surstylus with narrowed apex strongly curved backward; hypandrium U-shaped; aedeagal apodeme very short.

Description. MALE. Body length 5.0– 5.5 mm, wing length 5.4–5.6 mm. FEMALE. Body length 4.8–5.7 mm, wing length 5.1–5.4 mm.

Head yellowish to brownish yellow. Frons longer than wide and parallel –sided, with 2 brown stripes extending to ocellar triangle; ocellar triangle brownish; oc developed, shorter than anteriormost or; gena about 1 / 6 height of eye. Antenna yellow, 1 st flagellomere 1.5–1.8 times as long as wide; arista brown except yellowish base, with longest hairs as long as width of 1 st flagellomere. Proboscis yellow, with yellowish hairs and slightly dark hairs; palpus yellow, with dark hairs.

Thorax yellowish to brownish yellow. Mesoscutum with 0+ 3 dc (anteriormost dc clearly behind transverse scutal suture), acr in 10 somewhat irregular rows, uniformly short hair –like; prsc slightly longer than 1 st post –sutural dc. Legs yellow; tarsomeres 2–5 brownish yellow. Fore femur with 5 strong pv, 8–10 pd, and ctenidium with 11–13 short bristles; fore tibia with 1 long preapical ad and 1 short apv. Mid femur with 5–6 a and 1 app; mid tibia with 1 strong preapical ad, 7 short pd and 3 strong apv. Hind femur with a row of weak av (only 2–3 apical bristles distinct) and 1 preapical ad; hind tibia with 1 weak preapical ad and 1 short av; 1 st tarsomere with rows of short and dense v. Wing ( Figs. 4–5View FIGURES 1 – 10) slightly tinged yellowish, apical spots on R 2 + 3, R 4 + 5 and M 1 + 2 isolated or apical spot on R 4 + 5 close to that on R 2 + 3; spot on dm-cu constricted at middle; subcostal cell hyaline; costa with 2 nd (between R 1 and R 2 + 3), 3 rd (between R 2 + 3 and R 4 + 5) and 4 th (between R 4 + 5 and M 1 + 2) sections in proportion of 2.9: 0.7: 0.5; r-m before middle of discal cell; ultimate and penultimate sections of M 1 + 2 in proportion of 1.8: 2.5; ultimate section of CuA 1 about 1 / 10 of penultimate. Halter yellow.

Abdomen yellowish to brownish yellow. Male genitalia ( Figs. 16–20View FIGURES 16 – 20): protandrium semicircular with 2–3 hairs around spiracle; surstylus moderately long with narrowed apex strongly curved backward in lateral view; hypandrium U –shaped, gonopod long and columnar; aedeagal apodeme very short; aedeagus deeply incised with apico-lateral lobes convergent, and with two pairs of lateral and ventral spines.

Material examined. 1 male, Hainan: Jianfengling National Nature Reserve, Zhiwuyuan (800 m), 5 / 7. IV. 2007, Jingxian Liu; 1 male, Hainan: Jianfengling National Nature Reserve, Mingfenggu (1000 m), 14. V. 2007, Kuiyan Zhang; 1 male, Hainan: Jianfengling National Nature Reserve, Zhiwuyuan (800 m), 24. X. 2007, Ding Yang; 2 males, 1 female, Hainan: Yinggeling National Nature Reverve, Hongmao village (430 m), 21. X. 2007, Kuiyan Zhang; 1 female, Hainan: Yinggeling National Nature Reverve, Hongmao village (430 m), 21. X. 2007, Junhua Zhang.

Distribution. China (Hainan).

Remarks. The species is supplemented by male’s characters. Examined specimens from two localities show the difference in body colors and wing spots as shown in Figs. 4–5View FIGURES 1 – 10.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Lauxaniidae

Genus

Homoneura

Loc

Homoneura (Neohomoneura) jianfengensis Yang, Hu & Zhu, 2002

Shi, Li & Yang, Ding 2008
2008
Loc

Homoneura (Neohomoneura) jianfengensis

Yang 2002: 781
2002
Loc

Homoneura nadaensis

Yang 2002: 782
2002