Tipula ( Sivatipula )

Key to species of Tipula ( Sivatipula) from China.

1. Outer gonostylus long-attenuate, spiniferous flange present, broad based (see Alexnader, 1940: 110, fig. 11; Li et al., 2016: 31, fig. 1–24) ( Zhejiang) ........................................................................................................................ T. ( S.) suensoniana Alexnader, 1940

Outer gonostylus not long-attenuate, spiniferous flange absent ...........................................................................................................2

2. Mesal margin of the outer gonostylus microscopically serrulate, near the base bearing a slender arm (see Alexander, 1928: 458, pl. II, fig. 5) ( Taiwan)............................................................................................................... T. ( S.) lackschewitziana Alexander, 1928

Outer gonostylus not as above .............................................................................................................................................................3

3. Hypopygium yellow or orange-yellow................................................................................................................................................. 5

Hypopygium brownish-black or black .................................................................................................................................................4

4. Mesal margin of outer gonostylus with abundant black teeth (see Yang et al., 2019: 195, fig. 5) ( Tibet) .............................................. ...................................................................................................................................... T. ( S.) yiyongensis Yang, Pan & Yang, 2019

Outer gonostylus without teeth ............................................................................................................................................................ 6

5. Semen pump with posterior immovable apodeme not curved dorsally ................................................................................................ 7

Semen pump with posterior immovable apodeme curved dorsally ......................................................................................................8

6. Prescutum brown; sternite nine with one horn-shaped process ( Tibet) ............................................... T. ( S.) pseudofilicornis sp. nov.

Prescutum brownish-yellow; sternite nine with a pair of finger-shaped processes ( Yunnan).......................... T. ( S.) podenasi sp. nov.

7. Tergite nine truncated at posterior margin; outer gonostylus enlarged at apex (see Men et al., 2018: 199, figs 19, 21) ( Chongqing) ... .......................................................................................................................................................... T. ( S.) tergatruncata Men, 2018

Tergite nine shallowlly emarginated at posterior margin; outer gonostylus not enlarged apically (see Men et al., 2018: 196, figs 7–8) ( Guizhou) ............................................................................................................................................. T. ( S.) multidentata Men, 2018

8. Tergite nine terminating in two broad lobes, which are densely covered with black teeth at the apex (see Men et al., 2016: 806, figs 6, 8, 10) ( Yunnan) ......................................................................................................................... T. ( S.) tongbiguanensis Men, 2016

Tergite nine not terminating in two lobes.............................................................................................................................................9

9. Tergite nine with finger-shaped or horn-shaped process at posterior margin ..................................................................................... 10

Tergite nine without such process at posterior margin (see Alexander, 1941:401, pl. 4, fig. 44; Xue & Men, 2016: 35, fig. 7) ( Fujian, Guangxi, Guizhou)..................................................................................................................... T. ( S.) parvauricula Alexander, 1941

10. Tergite nine with a pair of finger-shaped processes which are close to each other............................................................................. 11

Tergite nine with a pair of finger shaped processes which are not close to each other ( Yunnan) .............. T. ( S.) pianmaensis sp. nov.

11. Outer gonostylus curved squarely at apical third, its inner surface densely covered with many black teeth (see Men et al., 2016: 809, fig. 25) ( Guangxi) .......................................................................................................................................... T. ( S.) similis Men, 2016

Outer gonostylus not curved squarely, its inner surface without tooth (see Xue & Men, 2016: 37, fig. 20) ( Guangxi) ......................... ................................................................................................................................................... T. ( S.) biprocessa Xue & Men, 2016