Bolivaritettix Günther

Deng, Wei-An, Zheng, Zhe-Min & Wei, Shi-Zhen, 2010, A taxonomic study of the genus Bolivaritettix Günther (Orthoptera: Tetrigidae: Metrodorinae), Zootaxa 2423, pp. 44-54 : 46-50

Key to the species of Bolivaritettix Günther

1. Tegmina and wings absent ............................................................................................................................................ 2

- Tegmina and wings present........................................................................................................................................... 5

2. Pronotum longer, hind process reaching top of hind femur, apex concave; hind femur with 2–3 tubercules on outside ........................................................................................................................... Bolivaritettix amphinotoides Günther

- Pronotum shorter, hind process not reaching top of hind femur, apex cone-shaped; hind femur without tubercules on outside ........................................................................................................................................................................... 3

3. Anterior margin of vertex not protruding beyond eyes; width of longitudinal furrow narrower than width of first seg- ment of antennae; antennae inserted below lower margin of eyes .................................. Bolivaritettix apterus (Rehn)

- Anterior margin of vertex protruding beyond eyes; width of longitudinal furrow wider than width of first segment of antennae; antennae inserted between lower margin of eyes ......................................................................................... 4

4. Width of vertex narrower than width of one eye; lower margins of middle femora straight ......................................... ............................................................................................................................... Bolivaritettix palawanicus Günther

- Width of vertex wider than width of one eye; lower margins of middle femora undulated ........................................... ................................................................................................................................ Bolivaritettix paraguensis Günther

5. Tegmen very narrow, hind wings with visible area less than half the length of tegmen ................................................ ................................................................................................................................ Bolivaritettix lanceolatus Ingrisch

- Tegmen and hind wings developed............................................................................................................................... 6

6. Pronotum shorter, hind process not reaching or slightly surpassing top of hind femur ( Fig. 1 ) .................................. 7

- Pronotum longer, distinctly surpassing top of hind femur ( Fig. 2 )............................................................................. 23

7. Vertex and frontal ridge forming obtuse angle or right angle in profile ( Fig. 3 ).......................................................... 8

- Vertex and frontal ridge rounded together in profile ( Fig. 4 ) ..................................................................................... 15

8. Width of vertex as wide as width of one eye; upper margin of pronotum undulated in profile ...................................9

- Width of vertex 1.2–2 times width of one eye; upper margin of pronotum straight in profile or slightly undulate before shoulders .......................................................................................................................................................... 11

9. Wings only reaching middle of hind femora; width of midfemur wider than width of tegmina; width of longitudinal sulcus of frontal ridge narrower than width of first antennal segment; midkeel of pronotum entire; hind margin of female subgenital plate rounded with a triangular process in middle ... Bolivaritettix brevipennis Deng, Zheng et Wei

- Wings reaching top of hind process of pronotum; width of midfemur narrower than or equal to width of tegmina. 10

10. Antennae inserted between lower third of eyes; width of longitudinal sulcus of frontal ridge equal to width of first segment of antenna; midkeel of pronotum interrupted; hind margin of female subgenital plate with three teeth ......... ........................................................................................................................................ Bolivaritettix tibetanus Zheng

- Antennae inserted between lower margin of eyes; width of longitudinal sulcus of frontal ridge narrower than width of first segment of antenna; midkeel of pronotum entire; hind margin of female subgenital plate with a triangular process in middle ........................................................................................................ Bolivaritettix luchunensis Liang

11. Hind process of pronotum slightly surpassing top of hind femora............................................................................. 12

- Hind process of pronotum not reaching top of hind femora...................................................................................... 13

12. Antennae inserted between lower margins of eyes; lower margins of middle femora straight...................................... ................................................................................................................................... Bolivaritettix nigritibialis Zheng

- Antennae inserted below lower margins of eyes; lower margins of middle femora undulated...................................... .................................................................................................................................... Bolivaritettix nilgirica (Hebard)

13. Width of vertex 2 times the width of one eye; without a pair of abbreviated carinae beween shoulders; upper margin of pronotum straight in profile ........................................................................... Bolivaritettix ghumtianus (Hancock)

- Width of vertex 1.2–1.5 times the width of one eye; with a pair of abbreviated carinae beween shoulders.............. 14

14. Lateral keels of prozona parallel; hind wing longer, nearly reaching top of hind femur; upper margin of pronotum flat, only between shoulders undulated ...................................................................... Bolivaritettix brachynotus Zheng

- Lateral keels of prozona constricted backward; hind wing shorter, only reaching three fourths of pronotum; upper margin of pronotum slightly undulated behind shoulders ................................. Bolivaritettix fanjingshanensis Zheng

15. Midkeel of pronotum interrupted; without a pair of abbreviated carinae between shoulders ( Fig. 5 ) ....................... 16

- Midkeel of pronotum complete; with a pair of abbreviated carinae between shoulders ( Fig. 6 ) ............................... 17

16. Width of vertex equal to width of one eye; antennae inserted between lower margins of eyes; lower margins of mid- dle femora straight ..................................................................................... Bolivaritettix unduladorsalis Zheng et Shi

- Width of vertex wider than width of one eye; antennae inserted between lower third of eyes; lower margins of mid- dle femora undulated........................................................................ Bolivaritettix circocephaloisoides Zheng et Deng

17. Width of vertex equal to or narrower than width of one eye; upper margin of pronotum undulated ......................... 18

- Width of vertex 1.5–1.6 times the width of one eye; upper margin of pronotum slightly convex before shoulders and flat behind shoulders ................................................................................................................................................... 22

18. Antennae inserted between lower margins of eyes; hind process of pronotum not reaching or reaching top of hind femora; hind wings reaching top of hind process of pronotum ............................. Bolivaritettix circocephalu s Zheng

- Antennae inserted between lower third of eyes .......................................................................................................... 19

19. Hind process of pronotum slightly surpassing top of hind femora............................................................................. 20

- Hind process of pronotum not surpassing top of hind femora.................................................................................... 21

20. Width of vertex equal to width of one eye; lateral keels of pronotal prozona parallel; hind wings surpassing top of hind process; lower margin of midfemur undulate ...................... Bolivaritettix liuwanshanensis Deng, Zheng et Wei

- Width of vetex narrower than width of one eye; lateral keels of pronotal prozona constricted backwards; wings not reaching top of hind process; lower margin of midfemur straight.................................................................................. ...................................................................................................... Bolivaritettix darongshanensis Deng, Zheng et Wei

21. Lateral keels of prozona constricted backward; pronotum black; width of midfemur equal to width of tegmina......... ............................................................................................................ Bolivaritettix celaenotus Zheng, Zhang et Dang

- Lateral keels of prozona parallel; pronotum brown; width of midfemur wider than width of tegmina ......................... .............................................................................................................. Bolivaritettix guilinensis Deng, Zheng et Wei

22. Pronotum with humeral angle widely rounded; hind wing only reaching middle of hind femur; width of midfemur 3 times the width of tegmina................................................................................ Bolivaritettix microptera Zheng et Ou

- Pronotum with humeral angle obtuse angular; hind wing reaching top of hind process; width of midfemur as wide as width of tegmina ............................................................................................. Bolivaritettix pianmaensis Zheng et Ou

23. Width of vertex narrower than width of one eye ( Fig. 7 ) ........................................................................................... 24

- Width of vertex as wide as or distinctly wider than width of one eye ( Fig. 8 )........................................................... 30

24. Midkeel of pronotum interrupted................................................................................................................................ 25

- Midkeel of pronotum entire ........................................................................................................................................ 26

25. Anterior margin of vertex protruded beyond eyes; antennae inserted one third of anterior margin of eyes; upper mar- gin of pronotum undulated in profile; lower margins of middle femora straight ........................................................... ................................................................................................... Bolivaritettix ochronotata Deng, Zheng & Wei, 2007

- Anterior margin of vertex not protruded beyond eyes; antennae inserted between lower margins of eyes; upper mar- gin of pronotum straight in profile; lower margins of middle femora undulated ........................................................... ...................................................................................................................... Bolivaritettix fugongensis Zheng et Mao

26. Lateral keels of pronotal prozona parallel .................................................................................................................. 27

- Lateral keels of pronotal prozona distinctly constricted backwards........................................................................... 28

27. Disc of pronotum coarse, with numerous tubercles; upper margin of pronotum undulated in profile; lower margins of middle femora straight ............................................................................. Bolivritettix rongshuiensis Zheng et Jiang

- Disc of pronotum smooth; upper margin of pronotum straight or slightly convex before shoulders in profile; lower margins of middle femora undulated ......................................................... Bolivaritettix longzhouensis Zheng et Jiang

28. Width of vertex narrower than width of one eye about 1.75 times; upper margin of pronotum sraight in profile; antennae inserted between lower margins of eyes; width of midfemuir narrower than width of tegmina..................... ........................................................................................................................................ Bolivaritettix liboensis Zheng

- Width of vertex narrower than width of one eye about 1.1–1.2 times; upper margin of pronotum undulated in profile .................................................................................................................................................................................... 29

29. Antennae inserted between lower third of eyes; width of midfemuir wider than width of tegmina; wings reaching top of hind process of pronotum ............................................................... Bolivaritettix nigrifemurus Deng, Zheng et Wei

- Antennae inserted between lower margins of eyes; width of midfemuir narrower than width of tegmina; wings sur- passing top of hind process of pronotum ................................................................. Bolivaritettix tenuifemura sp.nov.

30. In dorsal view, anterior margin of vertex arched( Fig. 7 ), lateral margins curved ...................................................... 31

- In dorsal view, anterior margin of vertex straight ( Fig. 8 ), lateral margins not curved .............................................. 37

31. Upper margin of pronotum undulated ........................................................................................................................ 32

- Upper margin of pronotum nearly straight or slightly convex before shoulders........................................................ 34

32. Hind wing surpassing top of hind process; vertex distinctly narrowed in front, eyes distinctly exserted......................

...................................................................................................................................... Bolivaritettix laticeps (Bolívar) - Hind wing reaching top of hind process ..................................................................................................................... 33

33. Vertex and frontal ridge forming a right angle in profile; disc of pronotum smooth; midkeel complete; upper margin of pronotum undulated before and behind shoulders; hind process of pronotum reaching middle of hind tibia ........... .................................................................................................................................... Bolivaritettix sculptus (Bolivar)

- Vertex and frontal ridge forming an obtuse angle in profile; disc of pronotum with numerous tubercles; midkeel interrupted; upper margin of pronotum undulated; hind process of pronotum reaching basal of hind tibia .................. ................................................................................................................................... Bolivaritettix torulosinota Zheng

34. Width of midfemur narrower than width of visible part of tegmina; upper margin of pronotum elevated before shoulders.......................................................................................................................... Bolivaritettix fuscoviridis Ingrisch

- Width of midfemur wider than width of visible part of tegmina................................................................................ 35

35. Upper margin of pronotum straight; lateral keels of prozona slightly constricted backwards; width of vertex slightly narrower than width of one eye................................................................................. Bolivaritettix javanicus (Bolivar)

- Upper margin of pronotum slightly convex before shoulders; lateral keels of prozona parallel................................ 36

36. Width of vertex as wide as width of one eye; antennae inserted between lower margins of eyes; anterior margin of vertex not concave before lateral ocelli in profile................................... Bolivaritettix huanjiangensis Zheng et Jiang

- Width of vertex wider than width of one eye; antennae inserted below lower margins of eyes; anterior margin of vertex concave before lateral ocelli in profile................................................................... Bolivaritettix remissa (Bolívar)

37. Upper margin of pronotum straight ( Fig. 2 ) ............................................................................................................... 38

- Upper margin of pronotum convex before shoulders in profile ( Fig. 9 ) .................................................................... 53

38. Midkeel of pronotum interrupted; disc of pronotum coarse, with numerous tubercles.............................................. 39

- Midkeel of pronotum entire; disc of pronotum smooth .............................................................................................. 42

39. Width of vertex wider than width of one eye; antennae inserted between lower margin of eyes; lateral keels of prozona constricted backwards ........................................................................................................................................ 40

- Width of vertex equal to width of one eye; antennae inserted between lower third of eyes; lateral keels of prozona parallel......................................................................................................................................................................... 41

40. Vertex and frontal ridge rounded together in profile; with a pair of abbreviated carinae between shoulders; hind wing surpassing top of hind process; lower margins of fore and middle femora without teeth; width of midfemur equal to width of tegmina ............................................................................................... Bolivaritettix jiuwanshanensis Zheng

- Vertex and frontal ridge forming right angle in profile; without a pair of abbreviated carinae beween shoulders; hind wing slightly not reaching top of hind process; lower margins of fore and middle femora with two teeth; width of midfemur slightly wider than width of tegmina .............................. Bolivaritettix serrifemoralis Deng, Zheng et Wei

41. Upper margin of pronotum straight in profile; lower margins of fore and middle femora straight; width of midfemur slightly narrower than width of tegmina ......................................................... Bolivaritettix interrupta Zheng et Jiang

- Upper margin of pronotum undulated in profile; lower margins of fore and middle femora undulated; width of midfemur equal to width of tegmina .................................................... Bolivaritettix daweishanensis Deng, Zheng et Wei

42. Width of vertex 1.45–1.6 times width of one eye....................................................................................................... 43

- Width of vertex equal to or slightly wider than width of one eye ............................................................................. 45

43. Lateral keels of prozona parallel; pronotum somewhat rugose, extending considerably reaching two-thirds of hind tibia ................................................................................................................................ Bolivaritettix insignis (Kirby)

- Lateral keels of prozona constricted backwards; disc of pronotum smooth or with numerous short longitudinal ridges; hind process of pronotum reaching middle or top of hind tibia...................................................................... 44

44. Disc of pronotum smooth; hind process of pronotum reaching middle of hind tibia; three pulvilli of first segment of hind tarsi small, equal in length; size larger.............................................................. Bolivaritettix lativertex (Br, - W.)

- Disc of pronotum with numerous short longitudinal ridges; hind process of pronotum reaching top of hind tibia; three pulvilli of first segment of hind tarsi large, third pulvillus nearly round; size small............................................. ...................................................................................................................... Bolivaritettix latipulvilus Zheng et Jiang

45. Lateral keels of prozona constricted backwards ......................................................................................................... 46

- Lateral keels of prozona parallel................................................................................................................................. 51

46. Vertex and frontal ridge forming an obtuse or right angle in profile.......................................................................... 47

- Vertex and frontal ridge rounded together in profile .................................................................................................. 50

47. Anterior margin of pronotum obtuse in dorsal view................................................................................................... 48

- Anterior margin of pronotum straight in dorsal view ................................................................................................. 49

48. Dorsum of pronotum behind shoulders with deep seated fossulae; posterior angles of lateral lobes of pronotum truncated and notched in middle ......................................................................................... Bolivaritettix tandoni Shishodia

- Dorsum of pronotum behind shoulders with less deep seated fossulae; posterior angles of lateral lobes of pronotum truncated and not notched in middle ......................................................................... Bolivaritettix roonwali Shishodia

49. Vertex and frontal ridge forming an obtuse angle in profile; frontal ridge not concave between lateral ocelli; caudal end of pronotum reaching middle of hind tibia; lower margins of middle femora undulated ........................................

............................................................................................................... Bolivaritettix luteolineatus Zheng, Li and Shi - Vertex and frontal ridge forming an right angle in profile; frontal ridge concave between lateral ocelli; caudal end of pronotum slightly reaching top of hind tibia; lower margins of middle femora straight................................................ ................................................................................................................ Bolivaritettix hechiensis Deng, Zheng et Wei 50. Disc of pronotum with numerous tubercles; without a pair of abbreviated carinae between shoulders; width of midfemur wider than width of tegmina........................................................................... Bolivaritettix tuberdorfalis Liang

- Disc of pronotum smooth; with a pair of abbreviated carinae between shoulders; width of midfemur narrower than width of tegmina ....................................................................................................... Bolivaritettix menglaensis Zheng

51. Antennae inserted between lower third of eyes; hind wings not surpassing top of hind process of pronotum; midfemur equal to width of tegmina .............................................................. Bolivaritettix nigripennis Deng, Zheng et Wei

- Antennae inserted between lower margins of eyes; hind wings not surpassing top of hind process of pronotum; width of midfemur narrower than width of tegmina............................................................................................................. 52

52. Width of sulcus of frontal ridge as wide as width of basal segment of antennae; pronotum with humeral angle obtuse angular; with a pair of abbreviated carinae between shoulders; hind tibia brown ...... Bolivaritettix medogensis Zheng

- Width of sulcus of frontal ridge narrower than width of basal segment of antennae; pronotum with humeral angle rounded; without abbreviated carinae between shoulders; hind tibia black ..... Bolivaritettix hutiaoxiana Zheng et Ou

53. Lateral keels of pronotal prozona constricted backwards........................................................................................... 54

- Lateral keels of pronotal prozona parallel .................................................................................................................. 69

54. Hind process of pronotum shorter, slightly surpassing top of hind femur.................................................................. 55

- Hind process of pronotum longer, its apex nearly surpassing middle of hind tibia.................................................... 59

55. Width of vertex 1.3 times width of one eye; vertex and frontal ridge rounded together in profile; hind margin of female subgenital plate rounded with a triangular process in middle ..... Bolivaritettix wuliangshanensis Zheng et Ou

- Width of vertex 2 times the width of one eye ............................................................................................................. 56

56. Frontal ridge not concave before lateral ocelli; middle femora straight; length of first segment of hind tarsi equal to third ............................................................................................................................................................................. 57

- Frontal ridge not concave before lateral ocelli; middle femora slightly undulated; length of first segment of hind tarsi longer than third.......................................................................................................................................................... 58

57. Antennae inserted between lower margin of eyes; pronotum with a pair of depressions behind shoulders ................. .................................................................................................................................... Bolivaritettix guentheri Ingrisch

- Antennae inserted below lower margin of eyes; pronotum without a pair of depressions behind shoulders................. ................................................................................................................................... Bolivaritettix asperula (Bolívar)

58. Pronotum with humeral angle obtuse angular; hind wing nearly reaching top of hind process; width of midfemur slightly wider than width of tegmina; female subgenital plate longer than wide ........................................................... ........................................................................................................... Bolivaritettix chongqingensis Zheng, Li and Shi

- Pronotum with humeral umeral angle rounded, distinctly constricted behind; hind wing reaching top of hind process; width of midfemur as wide as width of tegmina; length of female subgenital plate as long as wide............................. ............................................................................................................................. Bolivaritettix tridentata Zheng et Ou

59. Upper margin of pronotum with three humps before shoulders ( Fig. 10 ), last hump erect; humeral angle widely rounded ....................................................................................................... Bolivaritettix tubericarina Zheng et Jiang

- Upper margin of pronotum slightly convex before shoulders in profile .................................................................... 60

60. Upper margin of pronotum undulated behind shoulders ............................................................................................ 61

- Upper margin of pronotum flat behind shoulders....................................................................................................... 62

61. Width of vertex wider than width of one eye; antenna inserted below lower margin of eyes........................................ .............................................................................................................................. Bolivaritettix singlaensis (Hancock)

- Width of vertex as wide as width of one eye; antenna inserted between lower margin of eyes .................................... .................................................................................................................................... Bolivaritettix curvicarina Zheng

62. Width of vertex equal to width of one eye......................................... Bolivaritettix luochengensis Deng,Zheng et Wei

- Width of vertex wider than width of one eye ............................................................................................................. 63

63. Vertex 1.5 times wider than one eye; lateral keels of pronotal prozona short, slightly constricted backwards; humeral angle obtuse angular.................................................................................................................................................... 64

- Vertex 1.7–2.2 times wider than one eye; lateral keels of pronotal prozona long, distinctly constricted backwards; humeral angle widely rounded.................................................................................................................................... 66

64. Midkeel of pronotum interrupted; pronotum with the front marginal carinae distinctly converging behind, the disc nearly smooth, with longitudinal wrinkles, but without tubercles Bolivaritettix convergens (Brunner von Wattenwyl)

- Midkeel of pronotum entire ........................................................................................................................................ 65

65. Antennae inserted below lower margin of eyes; lower margin of midfemur undulated; length of third segment of posterior tarsi equal to the firs.................................................................................... Bolivaritettix humeralis Günther

- Antennae inserted between lower margin of eyes; lower margin of midfemur straight; length of third segment of posterior tarsi longer than the first ............................................................................... Bolivaritettix longitarsus Liang

66. Width of vertex 1.7 times the width of one eye; lateral margin of pronotum distinctly constricted behind humeral angle; width of midfemur slightly wider than width of tegmina; length of pronotum 2.9 (Ƥ) times length of the part surpassing top of hind femur; female subgenital plate at hind margin with three teeth of equal length ....................... .............................................................................................................................. Bolivaritettix circinihumerus Zheng

- Width of vertex 2–2.2 times the width of one eye; lateral margin of pronotum not constricted behind humeral angle; width of midfemur narrower than width of tegmina................................................................................................... 67

67. Body very pale, almost white; antennae inserted between lower margin of eyes; surface of pronotum with rather large granules in centre of disc ......................................................................................... Bolivaritettix albus Ingrisch

- Body dark brown; antennae inserted below lower margin of eyes............................................................................. 68

68. In profile, upper margin of pronotum slightly convex before shoulders; disc of pronotum with numerous tubercles; disc of pronotum with a wide longitudinal yellow stripes in the middle .... Bolivaritettix galbustrial Zheng, Wei et Li

- In profile, upper margin of pronotum distinctly convex before shoulders; disc of pronotum smooth; disc of pronotum dark brown ............................................................................................. Bolivaritettix yunnanensis Zheng et Mao

69. Midkeel of pronotum distinctly convex before shoulders .......................................................................................... 70

- Midkeel of pronotum slightly convex before shoulders ............................................................................................ 71

70 Anterior margin of vertex protruding beyond eyes; margins of middle femora undulated ............................................ ...................................................................................................................................... Bolivaritettix difficilis Günther

- Anterior margin of vertex not protruding beyond eyes; margins of middle femora straight.......................................... ................................................................................................................................. Bolivaritettix sikkinensis (Bolivar)

71. Antennae inserted below lower margin of eyes; lateral ocelli placed in between lower third of eyes; width of midfemur narrower than width of tegmina................................................................. Bolivaritettix sanbaishanensis sp.nov.

- Antennae inserted between lower margin of eyes; lateral ocelli placed in middle between eyes .............................. 72

72. Anterior margin of vertex convex before eye in profile; pronotum longer, length of pronotum 3–5 times the length of the part surpassing top of hind femur; body smaller; length of body bout 15–16 mm (3) and 17–18 mm (Ƥ) ............ ........................................................................................................................ Bolivaritettix gubeiensis Zheng et Jiang

- Anterior margin of vertex not convex before eye in profile; pronotum shorter, length of pronotum 7–8 times the length of the part surpassing top of hind femur; body smaller; length of body bout 11–12 mm (3) and 12–13 mm (Ƥ)...................................................................................................... Bolivaritettix yuanbaoshanensis Zheng et Jiang

Figures

FIGURE 1 – 10. 1: Body of Bolivaritettix brevipennis Deng, Zheng et Wei, dorsal view; 2: Body of Bolivaritettix javanicus (Bolivar), lateral view; 3: Body of Bolivaritettix brachynotus Zheng, lateral view; 4: Body of Bolivaritettix liuwanshanensis Deng, Zheng et Wei, lateral view; 5: Body of Bolivaritettix circocephaloisoides Zheng et Deng, dorsal view; 6: Body of Bolivaritettix microptera Zheng et Ou, dorsal view; 7: Head of Bolivaritettix javanicus (Bolivar), dorsal view; 8: Head of Bolivaritettix lativertex (Br, - W.), dorsal view; 9: Body of Bolivaritettix sikkinensis (Bolivar), lateral view; 10: Body of Bolivaritettix tubericarina Zheng et Jiang, lateral view.