Haplothrips Amyot & Serville 1843

Key to the species of Haplothrips from Saudi Arabia (Species with * not examined) 1. Fore wings with duplicated cilia.......................................................................... 2 -. Fore wings without duplicated cilia....................................................................... 9 2. Antennal segment III with two sense cones (Fig. 7); maxillary stylets low in head and wide apart............ ganglbaueri -. Antennal segment III with one sense cone (Fig. 8–9); maxillary stylets retracted almost to post ocular setae............. 3 3. Hind and mid tibiae completely dark brown (Fig. 55)........................................................ 4 -. Hind and mid tibiae sharply yellow at extreme apex (Figs 60–63)............................................... 5 4. Terminal antennal segments V–VIII slender (Fig. 8).................................................. cahirensis -. Terminal antennal segments V–VIII broad, not slender (Fig. 9)............................................. sorghi 5. Fore tarsi with tooth developed in both sexes; fore femur enlarged.............................................. 6 -. Fore tarsi without tarsal tooth, or very minute tooth rarely present only in males; fore femur normal, not enlarged........ 7 6. Head narrowed towards base; anteroangular pronotal setae pointed, posteroangular pronotal setae blunt; tarsal tooth minute, not arising from broad base; fore femur slightly enlarged.................................................. pharao * -. Head normal, not narrowed towards base; all major pronotal setae blunt (Fig. 33); tarsal tooth well developed, arising from broad base; fore femur greatly enlarged (Figs 60–61)................................................ leptadeniae 7. Antennal segment II yellow at distal half (rarely dark); less than distal half of mid and hind tibiae sharply yellow salvadorae * -. Antennal segment II dark brown, rarely yellow at extreme apex; mid and hind tibiae sharply yellow at extreme apex...... 8 8. Head 0.9 times as long as wide; antennal segment II 1.5 times as long as wide, segments IV–VI brown, except extreme base yellow, VII–VIII dark brown; male without tarsal tooth (Fig. 63)...................................... maroccanus -. Head 1.2 times as long as wide; antennal segment II 2.4 times as long as wide, segments IV–VI pale yellow (rarely shaded distal half), VII–VIII gray; male with minute tarsal tooth.................................................. ochradeni * 9. Pronotum with only epimeral setae developed (Fig. 34); fore wing with distal cilia plumose or rough.............. tardus -. Pronotum at least with three pairs of major setae well developed (Fig. 30–32); fore wings distal cilia smooth........... 10 10. Pronotum without mid-lateral setae (Fig. 32); fore wing sub basal setae arranged in triangle; maxillary stylets retracted to postero ocular setae............................................................................. clarisetis -. Pronotum with mid-lateral setae developed (Fig. 30–31); fore wing sub-basal setae not arranged in triangle; maxillary stylets retracted to compound eyes............................................................................ 11 11. Antennal segment III with one sense cone (Fig. 40); all tarsi yellow (Figs 45–46)................................. 12 -. Antennal segment III with two sense cones (Fig. 10–11); at least mid and hind tarsi brown (Figs 52–54)............... 13 12. Head longer than wide, 1.39 times as long as wide, (length 275, width 197); antennal segment III distinctly shorter that IV, V and VI; pronotum 0.6 times longer than wide; mid and hind-tarsi dark brown................................. talpa * -. Head wider than long, 0.75 times as long as wide (length 165, width 220) (Fig. 38); antennal segment III as long as IV, V and VI; pronotum distinctly transverse, 0.3 times longer than wide (Fig. 38); at least mid-tarsi yellow (Figs 45, 46)................................................................. microcephalum sp. nov 13. Antennal segments IV–VI yellow; pronotum with all five major setae developed (Fig. 30).................. articulosus -. Antennal segments IV–VI brown; pronotum with antero-marginal setae reduced (Fig. 31)..................... bagnalli