Portschinskia xizangensis, Li & Pape & Zhang, 2020

PORTSCHINSKIA XIZANGENSIS View in CoL SP. NOV.

http://zoobank.org/ urn:lsid:zoobank.org:act:D69B8C7D-B7D3-45C5-A42A-9840BD1E7191

Diagnosis: Hair-like setae on presutural area of scutum, postpronotal lobe and postalar callus mainly dark brown or black or may be ornamented with a few yellow ones. Wing with distinct dark brown coloration. Abdomen with yellow setae anteriorly, followed by black and reddish setae. Male cerci wholly yellowish brown, strongly ridged.

Description: Male: Body length 16.9–17.6 mm; wing length and width 13.7 mm × 4.9 mm to 14.2 mm × 4.4 mm (N = 3). Large compound eye; height relative to head ≥ 1/2. Antennal pedicel broader than long, with a distinct concavity on terminal margin by one side ( Fig. 6D View Figure 6 ). Width of frons ~1/10 width of head in dorsal view. Hair-like setae on frons dark brown or black, on presutural area of scutum, postpronotal lobe and postalar callus mainly dark brown or black or may be ornamented with a few yellow ones; the setae on anepisternum and scutellum are yellow, and on meron black. Abdomen with yellow setae anteriorly, followed by black and reddish setae on the last two segments ( Figs 2D View Figure 2 , 4D View Figure 4 ). Wing with distinct dark brown coloration; vein M strongly curved after dm-cu, cell r 4 + 5 open, with veins R 4 + 5 and M reaching the margin. Male abdominal sternite 5 broadened in the middle, making lateral margins distinctly convex and arc shaped; cerci wholly yellowish brown, strongly ridged, with their combined basal part strongly swollen, heart shaped.

Female: Differing from the male as follows: body length 17.9 mm; wing length and width 16.6 mm × 5.4 mm (N = 1). Width of frons ~2/3 width of head in dorsal view.

Type material: Holotype: ♂, CHINA: Tibet Autonomous

Region, Nyingchi , Mêdog County, 1600 m (28°46′ N, 95°28′ E), 28 October 1982, Y.-h. Han leg. ( MBFU). Paratypes GoogleMaps : one ♂, CHINA: Tibet Autonomous Region, Mêdog County, Beibeng (29°19′ N, 95°19′ E), 19 October 1979, G.-t. Jin & J.-y. Wu leg. ( SEM); one ♀ GoogleMaps , same collection locality and collectors as for preceding, 26 October 1979 ( IOZ); one ♂ , Tibet Autonomous Region, Mêdog County, Beibeng village , 940 m, 29 October 1979, G.-t. Jin & J.-y. Wu leg. ( SEM); one ♀ , Tibet, Autonomous Region Mêdog County, Beibeng village , 30 October 1979, G.-t. Jin & J.-y. Wu leg. ( SEM); one ♀ , Tibet Autonomous

Region, Nyingchi, Mêdog County, 1550 m, 30 October 1982, Z. Lin leg. (IOZ).