Nemestrina fasciata A review of tangle-veined flies (Nemestrinidae, Diptera) in Egypt El-Hashash, Arafa Elsayed Badrawy, Haitham Badrawy Mousa Ibrahim, Ayman Mohyie-Eldin ZooKeys 2021 2021-11-16 1071 11 42 2EA43BCE-8DBE-5567-91C8-B55725DED1DE (Olivier, 1811) Olivier 1811 Insecta Nemestrinidae Nemestrinus CoL Animalia Nemestrinus fasciatus Diptera 0 11 Arthropoda species fasciatus   Figures 61-70 , 71-79   Nemestrina fasciataOlivier, 1811: 171-172. Type locality: Egypt.  Specimens examined. Burg El-Arab 30°54'12.7"N, 29°33'13.7"E, 6.v.1926( 1 m#); Burg El-Arab, 2.v.1921( 10 m#) (AZUC); Burg El-Arab 30°54'12.7"N, 29°33'13.7"E, 5.v.1926(1 f#) (CUC); Burg El-Arab 30°54'12.7"N, 29°33'13.7"E, 10.v.1927( 1 m#), 19.iv.1928( 6 m# & 6 f#); King Mariut 30°57'27.2"N, 29°38'51.0"E 14.iv.1915( 1 m#), 23.v.1925( 1 m#); Burg El-Arab 30°54'12.7"N, 29°33'13.7"E, 2.v.1924(1 f#) (MAC); Max 31°09'50.5"N, 29°51'47.7"E, 21.iv.1952(1 f#) (ASUC).  Diagnosis. Frons and face with dense whitish hairs and pollinose; inner ends of transverse suture with two white spots; wing hyaline with brownish base, veins yellowish, without additional small cells; abdomen black with transverse white bands, slightly curved medially; gonocoxite with inner and outer processes, the inner tapered apically, outer slightly curved subapically; gonostyli broader than gonocoxal processes with broad subapical projection; aedeagal complex narrow, aedeagus slightly broader distally.  Redescription. Length: male body 13-16.5 mm, wing 1-12 mm. Female) body 12-19.5 mm, wing 1-13 mm. Head triangular in profile, ventrally with dense, short, whitish hairs; frons and face with dense whitish hairs and pollinosity (Figs 61-63, 71-73); antenna distinctly jointed, stylus is brown (Figs 64, 74). Thorax slightly shiny black; inner parts of transverse suture with two white spots; scutellum and mesonotum with grayish yellow hairs; pleurae with long white hairs. Leg with blackish femora covered with whitish hairs; tibiae and tarsi brown with brownish red hairs; pulvilli orange, nearly as long as claws. Wing hyaline with brownish infuscate base; veins yellowish, without additional small cells (Figs 65, 75). Abdomen black with transverse white bands, whi slightly curved medially; basal segments with long yellowish hairs but subsequent segments with white hairs; venter of abdomen with dense white hairs that fold on the lateral margins (Figs 66, 76). Gonocoxite with inner and outer processes, inner tapered apically, outer slightly curved subapically; gonostyli broader than gonocoxal processes with broad projection subapically (Figs 67, 68); aedeagal complex narrow, aedeagus slightly broader apically (Figs 69, 70).   Figures 61-70.Male of  Nemestrinus fasciatus, head, frontal ( 61), head, dorsal ( 62), head, lateral ( 63), antenna ( 64), wing ( 65), and abdomen ( 66). 67-70male genitalia, epandrium, proctiger and cerci ( 67), gonocoxite with gonostylus, ventral ( 68), aedeagal complex, lateral ( 69) and dorsal ( 70). Abbreviations: aedg. aedeagus, aec. aedeagal complex, aedg tn. aedeagal tine A2. anal vein, al. alula, bm. basal medial cell, br. basal radial cell, c. cerci, C. costa, CuA1,2, CuP. cubital veins, d. discal cell, db. dorsal bridge, DV. diagonal vein, e. epandrium, ej. ejaculatory apodeme, enaedg pr. endoaedeagal process, 1st fl. first flagellomere, gap. gonocoxal apodeme, gc. gonocoxite, gpr. gonocoxal process, gs. gonostylus, h. hypandrium, h. humeral cross vein, lat ej pr. lateral ejaculatory process, m3. third medial cell, pm. parameres, pm ap. parameral apodeme, pr. proctiger, pt. phallic plate, M1, M2, M3. medial veins, m-cu. cross vein between medial and cubital veins, pd, pedicel, R1, R2, R3+4, R5,Rs. radial veins, r-m. cross vein between redial and medial veins, Sc. subcostal vein, sc. Scape, st. stylus.   Figures 71-79.Female of  Nemestrinus fasiciatus, head, frontal ( 71), head, dorsal ( 72), head, lateral ( 73), antenna ( 74), wing ( 75), and abdomen ( 76). 77-79female genitalia: subgenital plate ( 77), genital furca ( 78), and spermathecae ( 79). Abbreviations: ma. median aperture, pl. posterolateral projection, sp. spermatheca, spd. spermathecal duct, ut. uterus. Female: eyes separated in both sexes but considerably broader than in male at vertex; genitalia with sub-rectangular subgenital plate (Fig. 77); genital furca narrower anteriorly with four incurved posterolateral projections (Fig. 78); uterus with terminal accessory process; spermathecae rather long (Fig. 79).  Local distribution. Coastal strip.  Geographical distribution. Algeria, Egypt, Morocco, Israel, and Syria ( Sack 1933; Bernardi 1973; Richter 1988).