Empis (Kritempis)

Daugeron, Christophe, 2009, Systematics of the Euro-Mediterranean Empis (Kritempis) (Diptera: Empididae: Empidinae) *, Zootaxa 2318, pp. 531-544 : 533-534

Key to species of Empis (Kritempis)

1. Male .............................................................................................................................................................................. 2

- Female........................................................................................................................................................................... 9

2. M 1 and / or M 2 distinctly abbreviated ( Collin 1961: fig. 169; Chvála 1994: fig. 51) .................................................. 3

- Median veins complete or feebly sclerotized at wing margins, never distinctly abbreviated ( Fig. 7) ......................... 5

3. M 1 and M 2 abbreviated, laterotergite with strong, black setae anteriorly, coxae yellowish ........................................... .............................................................................................................................. E. livida Linnaeus (Europe, Algeria)

- M 1 complete, M 2 abbreviated, laterotergite with pale yellow setae anteriorly, coxae greyish ..................................... 4

4. Palpus blackish, phallus not undulated ( Fig. 3) ...................................................... E. macropalpa Egger ( Italy, Sicily)

- Palpus yellowish, phallus characteristically undulated at middle ( Fig. 1)........................ E. algira Macquart ( Algeria)

EURO-MEDITERRANEAN EMPIS (KRITEMPIS) Zootaxa 2318 © 2009 Magnolia Press · 533

5. Hind femur mainly yellowish ................................................................................... E. taffertensis sp. nov. ( Morocco)

- Hind femur mainly brownish black .............................................................................................................................. 6

6. Proepisternum with pale yellow setae, anterior and posterior spiracles yellowish, scutum distinctly striped ............. 7

- Proepisternum with black setae, anterior and posterior spiracles blackish, scutum indistinctly striped ........................ ....................................................................................................................................... E. nigrimana Becker ( Algeria)

7. Scape with numerous long setae, wing brownish, cercus with simple setae ( Figs 2, 8) .............................................. 8

- Scape with a few short setae, wing rather clear, cercus with anterodorsal group of strong setae ( Fig. 5) ..................... .......................................................................................................................................... E. sardoa sp. nov. (Sardinia)

8. Three strong, long notopleurals, apical tip of hind femur and basal tip of hind tibia yellowish .................................... ....................................................................................................................................... E. macquarti Becker ( Algeria)

- Four strong, long notopleurals, hind leg entirely brownish....................................... E. sibillina Bezzi ( Italy, Corsica)

9. At least some legs with pennate setae......................................................................................................................... 10

- All legs lacking pennation ............................................................................................. E. macquarti Becker ( Algeria)

10. Hind tibia with pennate setae ( Fig. 7) ............................................................................... E. sardoa sp. nov. (Sardinia)

- Hind tibia without pennation ...................................................................................................................................... 11

11. Fore femur without pennation, mid femur with posteroventral pennate setae at apex ................................................... ................................................................................................................................ E. macropalpa Egger ( Italy, Sicily)

- Fore femur with distinct short pennate setae, mid femur without pennation ............................................................. 12

12. Coxae greyish, hind femur without pennation, M 1 complete ..................................................................................... 13

- Coxae yellowish, hind femur with anteroventral pennate setae, M 1 abbreviated ........................................................... .............................................................................................................................. E. livida Linnaeus (Europe, Algeria)

13. Legs dark brown-blackish, M 2 complete, halter with brownish black knob.............. E. sibillina Bezzi ( Italy, Corsica)

- Legs brown-yellowish, M 2 abbreviated, halter with pale yellow knob ............................ E. algira Macquart ( Algeria)