Blaesoxipha ( s. str .) magniforcipis Chao & Zhang, 1988b: 75. China, Xinjiang, Zhaosu, Alasan.

Originally included specimens: Described from two males.

Name-bearing type: Holotype ♂: Xinjiang, Zhaosu/ Alasan/ Chinese Academy of Sciences [white label in Chinese, in black print]// 2430M./ 1978. VII.31 / Collected by X.Z. Zhang [“2430M./ 1978. VII.31 ” handwritten in black ink, remaining in black print, in Chinese]// HOLOTYPE [red label, in black print]// IOZ(E)1218523 [white label, in black print]// Blaesoxipha ( s. str .)/ magniforcips Chao/ Identified by C.M. Chao, 1979 [“Identified by C.M. Chao” in black print, in Chinese, remaining handwritten in black ink].

Holotype in good condition except a crack on scutum.

Current identity: Blaesoxipha (Tephromyia) grisea (Meigen, 1826), as synonymised by Pape (1994) and as treated by Verves (1993, as Tephromyia grisea).

Additional type specimen: Paratype 1♂: Xinjiang, Zhaosu, alt. 2430m, 31.VII.1978, Coll. by X.Z. Zhang. Specimen in NZMC.

Redescription of Male: Body length 9.0– 9.8 mm (Fig. 26 A). Eye bare, red. Fronto-orbital plate, parafacial and postocular strip black with silvery pollinosity; parafacial with two rows of bristles in anterior part and one row of bristles in posterior part, 2.3× as broad as fronto-orbital plate. Frontal vitta black, 2.4× as broad as fronto-orbital plate at the narrowest point; frons at vertex 0.25× head width (Fig. 26 C); frontal row of 10 bristles; outer vertical bristle differentiated from postocular bristles. Ocellar bristles directed anteriorly. Gena ground color black, with sparse black bristles and silvery pollinosity, height 0.18× eye height in lateral view (Fig. 26 E), postgena with white bristles. Antennal pedicel orange, first flagellomere yellowish brown, not reaching the level of vibrissal insertion, 1.5× as long as pedicel (Fig. 26 D); arista with long plumose. Palpus brown, slightly expanded in distal part.

Thorax ground color black; scutum pollinosity yellowish gray with three black dorsal vittae. Chaetotaxy: acrostichals 2+1, dorsocentrals 3+3, intra-alars 1+2, supra-alars 2, postalars 2, postpronotals 3, notopleurals 2, scutellum with 1 apical (fine), 1 subapical and 1 basal bristles. Pleuron with meropleurals 7 or 8; katepisternal bristles 2: 1, prosternum bare, metasternum, proepisternum and postalar wall with bristles.

Wing hyaline (Fig. 26 A); subcostal sclerite and basicosta yellow, bare; tegula yellow; costal spine differentiated; vein R1 bare, five ventral bristles at node of R2+3-R4+5, vein R4+5 setose dorsally from junction of R2+3 halfway to crossvein r-m, lower calypter yellowish white.

Legs black; fore femur with one row of dorsal bristles (about 6) and one row of ventral bristles (about 12), fore tibia with one row of anterodorsal bristles (about 4, in basal half) and two posterior bristles, and with fine yellow bristles in anterior part; mid femur with one apical posterior, one apical posterodorsal, three median anterior bristles, and with one row of anteroventral bristles and one row of ventral bristles (about 4), mid tibia with one submedian ventral, two anterodorsal and three posterodorsal bristles; hind femur with one row of anterodorsal bristles (about 7), one row of anteroventral bristles (about 6) and one row of ventral bristles (about 4), hind tibia with two posterodorsal and two anteroventral bristles, one row of anterodorsal bristles (among them 3 strong).

Abdomen long oval with yellowish gray pollinosity and without any spot (Fig. 26 F); tergite 3 with fine median marginal bristles, tergite 5 with complete row of marginal bristles, reddish yellow. Terminalia: Cercus curved distally and with a sharp tip, with dense bristles at basal part (Fig. 26 B).