Subgenus Sinotipula Alexander, 1935

Key to species of Sinotipula from China (males)

1. Posterior margin of tergite 9 with a pair of triangular projections (Fig. 60).........................2

– Posterior margin of tergite 9 without triangular projections......................................................4

2. Sternite 9 with a pair of projections (Fig. 55).................................................................................3

– Sternite 9 without projections ...................................................... T. (S.) trilobata Edwards, 1928

3. Cell r 5 with a long white spot (Fig. 57); outer gonostylus with long lobes (Fig. 63) .................. .................................................................................................................... T (S.) longiloba sp. nov.

– Cell r 5 with a small white spot; outer gonostylus without long lobes ........................................... .................................................................................................. T. (S.) thibetana de Meijere, 1904

4. Posterior margin of tergite 9 with a large toothed plate (Fig. 21); outer gonostylus approximately boat-shaped, inner gonostylus with small, sharp beak.......................................................5

– Posterior margin of tergite 9 without toothed plate; outer gonostylus not boat-shaped or inner gonostylus without small, sharp beak..............................................................................................7

5. Lower part of lower beak of inner gonostylus without protuberance; white spot of cell r-m small ............................................................................................. T. (S.) gregoryi Edwards, 1928

– Lower part of lower beak of inner gonostylus with protuberance (Fig. 24); white spot of cell r-m large.......................................................................................................................................6

6. Protuberance of lower part of lower beak of inner gonostylus long; cell r 4 without a V-shaped white spot ...................................................................................... T. (S.) exquisita Alexander, 1935

– Protuberance of lower part of lower beak of inner gonostylus short; cell r 4 with a V-shaped white spot ...................................................................... T. (S.) shennongana Yang & Yang, 1992

7. Hypopygium extremely swollen; posterior margin of tergite 9 with stout projections...........8

– Hypopygium normal or slightly swollen; posterior margin of tergite 9 without stout projections..............................................................................................................................................9

8. Posterior margin of tergite 9 with one pair of stout projections; upper margin of outer gonostylus with a large concavity (Fig. 11) ................................................ T. (S.) drolma sp. nov.

– Posterior margin of tergite 9 with two pairs of stout projections; upper margin of outer gonostylus without large concavity ............................................................ T. (S.) heminga sp. nov.

9. Outer gonostylus without projections or lobes; cell m 1 with a white V-shaped spot .................. .......................................................................................... T. (S.) persplendens Alexander, 1935

– Outer gonostylus with projections or lobes; cell m 1 without a white V-shaped spot.........10

10. Posterior margin of tergite 9 with stubby hairs...........................................................................11

– Posterior margin of tergite 9 without stubby hairs......................................................................13

11. Body brown; outer gonostylus rod-shaped, slender .............. T. (S.) gracilirostris Alexander, 1938

– Body grey; outer gonostylus dichotomous, wide..........................................................................12

12. Flagellar segments black; concavity of outer gonostylus U-shaped .... T. (S.) bodpa Edwards, 1928

– Flagellar segments brownish yellow; concavity of outer gonostylus V-shaped ................................. ...................................................................................................... T. (S.) griseipennis Brunetti, 1912

13. Tooth-like protrusions of posterior margin of tergite 9 extended medially (Fig. 71); outer gonostylus with a large concavity .................................................................. T. (S.) wardi Edwards, 1928

– Tooth-like protrusions of posterior margin of tergite 9 not extended; outer gonostylus without a large concavity.................................................................................................................................14

14. Tooth-like protrusions of posterior margin of tergite 9 large and thick; posterior margin of cell m 1 –m 4 with many large white spots ................................. T. (S.) gloriosa Alexander, 1935

– Tooth-like protrusions of posterior margin of tergite 9 small and thin; posterior margin of cell m with many tiny white or black spots................................................................15

15. Sternite 9 without projections; outer gonostylus rod-shaped ...... T. (S.) hingstoni Edwards, 1928

– Sternite 9 with projections; outer gonostylus approximately navicular......................................16

16. VentRal suRface of teRgite 9 with teeth; inneR gonostylus with a small fingeR-like pRotRusion ....... ........................................................................................................... T. (S.) hobsoni Edwards, 1928

– VentRal suRface of teRgite 9 without tooth; inneR gonostylus without a fingeR-like pRotRusion ....... ............................................................................................................... T. (S.) forcipicauda sp. nov.

Note: T. (S.) waltoni Edwards, 1928, only described for the female, is not listed in the key.