Strongylophthalmyia thaii L. Papp

Galinskaya, Tatiana V. & Shatalkin, Anatoly I., 2016, Eight new species of Strongylophthalmyia Heller from Vietnam with a key to species from Vietnam and neighbouring countries (Diptera, Strongylophthalmyiidae), ZooKeys 625, pp. 111-142 : 133-134

Taxon classification Animalia Diptera Strongylophthalmyiidae

Strongylophthalmyia thaii L. Papp Figure 10

Strongylophthalmyia thaii L. Papp, 2006: 171 (male)

Material.

2 females, Vietnam, Lai Cai Province, So Pa (22.34147°N, 103.85818°E), 1490 m, 28.X.2015 (D. Gavryushin); 1 male, Thailand, Chang Mai, Sop Poeng (19.122°N, 98.805°E), 13-17. XI. 2009 (N. Vikhrev).

Description of female.

Head rounded, its length equal to its height. Frons shiny black, with yellowish spot between antenna and eye. Face yellow with row of short blackish setulae along suture. Clypeus black, shining. Parafacial yellowish, covered with silvery grey tomentum. Antenna yellow, first flagellomere transversal, its length 0.7 times shorter than its height, yellowish-orange, widely dark brown on apical margin on outer surface, with short yellow dorsal setulae. Arista dark brown, bare. Mouthparts dark brown; palpus black, yellowish on basal fourth, with short thick black setulae apically. 3 orbital setae, 1 ocellar seta, 1 postocellar seta, 1 inner vertical seta, 1 outer vertical seta; 2 short frontal setae.

Thorax. Postpronotum laterally, propleuron, anepisternum around of spiracle and basisternum yellow. Mesonotum black shining, sparsely clothed with short yellowish setulae; pleuron shiny, anepisternum medially without fan of 14-15 very long yellow setulae peculiar to male; scutellum shiny black. Legs yellow, hind femora with dark brown narrow apical ring; mid tibia darkened slightly in basal half; hind tibia darkened dorsally and ventrally in basal two thirds. Wings transparent. R2+3 long: section of C between R1 and R2+3 1.6 times longer than a projection of the following section (between R2+3 and R4+5). R4+5 and M1+2 nearly parallel apically. Basal section of M1+2 between r-m and dm-cu equal to previous section and nearly 2.0 times less than ultimate section. Cell bm approximately 0.5 times shorter than discal cell. Calypter light grey with fan of very long light setulae on margin. Halteres with yellow stem and whitish knob. Chaetotaxy: two small postpronotal seta, two dorsocentral seta, two notopleural setae, one supraalar seta, one postalar seta, one anepisternal seta, one stout apical scutellar seta and one short setae in front of apical ones. All setae black.

Abdomen shiny black, tergite 1 and partly 2 yellowish.

Body length 3.9 mm; wing length 3.5 mm.