Thripinae, Stephens, 1829

Masumoto, Masami & Okajima, Shûji, 2013, Review of the genus <i> Thrips </ i> and related genera (Thysanoptera, Thripidae) from Japan, Zootaxa 3678 (1), pp. 1-65 : 7

Key to Thripinae genera with paired ctenidia mesad of spiracles on tergite VIII

1 Antennal segments III and IV with simple sensoria................................................ Bolacothrips

- Antennal segments III and IV with forked sensoria ( Fig. 2 ).................................................... 2

2 Abdominal tergites and/or sternites with broad or large teeth-like fringe along posterior margin ( Figs. 269, 270 ).......... 3

- Abdominal tergites and sternites with no fringe along posterior margin ( Figs. 159, 161 ), although often with small teeth or scallops ( Figs. 4 , 25 , 93 ) or in male often with relatively large teeth ( Fig. 53 )...................................... 9

3 Abdominal tergites with broad posteromarginal craspeda...................................................... 4

- Abdominal tergites with teeth-like craspeda, no broad craspeda ( Fig. 269 )........................................ 5

4 Pronotum with 2 pairs of long posteroangular setae; abdominal sternites with lobed craspeda between posteromarginal setae; abdominal tergite VIII with posteromarginal comb complete; fore femora and tibia not enlarged and fore tibia without apical claw [Oriental to Japan]....................................................................... Ernothrips

- Pronotum without long posteroangular setae; abdominal sternites without posteromarginal craspeda; abdominal tergite VIII with posteromarginal comb laterally; fore femora and tibia enlarged and fore tibia with curved apical claw ventrally [ Nigeria]............................................................................................ Larothrips

5 Mouth-cone slender and long, reaching mesothorax; craspeda on abdominal tergites VI and VII with fine teeth [Madeira]........................................................................................... Rhinothripiella

- Mouth-cone not slender, shorter and not reaching mesothorax; craspeda on abdominal tergites VI and VII with broad teeth ( Fig. 269 )........................................................................................... 6

6 Fore femora enlarged and with a prominent basal tooth at inner margin; fore tibia with an apical tooth at inner margin [ India].......................................................................................... Ctenidothrips

- Fore femora not enlarged and without basal tooth; fore tibia without apical tooth................................... 7

7 Prosternum with several small setae; ocellar setae II (anteocellar setae) not longer than setae III (interocellar setae); abdominal sternites without posteromarginal craspeda................................................. Microcephalothrips

- Prosternum without setae; abdominal sternites with posteromarginal craspeda as on tergites ( Fig. 271 ); ocellar setae II much longer than setae III ( Fig. 267 )........................................................................... 8

8 Abdominal sternite VII with S1 setae in front of posterior margin; tergal craspeda weak at middle; body uniformly dark brown........................................................................................... Fulmekiola

- Abdominal sternite VII with both S1 and S2 setae in front of posterior margin ( Fig. 270 ); tergal craspeda distinct at middle ( Fig. 269 ); body often distinctly bicoloured, at least not uniformly dark brown.................. Tsutsumiothrips gen. n.

9 Head with no anteocellar setae; abdominal tergite X without longitudinal median slit [Africa]............ Bournierothrips

- Head with one pair of anteocellar setae (ocellar setae II) ( Fig. 1 ); abdominal tergite X with longitudinal median slit ( Fig. 26 ) ................................................................................................... 10

10 Abdominal tergite IX with two pairs of thorn-like setae much stouter than normal setae along posterior margin; tergite VII with S2 setae sigmoid [ India]...................................................................... Abacothrips

- Abdominal tergite IX without such setae ( Fig. 26 ); tergite VII with S2 setae not sigmoid............................ 11

11 Mesothorax without sternopleural suture...................................................... Sphaeropothrips

- Mesothorax with sternopleural suture.................................................................... 12

12 Abdominal sternites II–VI with S1 setae in front of posterior margin [Europe]............................ Baliothrips

- Abdominal sternites II–VI with S1 setae arising from posterior margin ( Fig. 101 )................................. 13

13 Interantennal projection as wide as width of antennal segment I [North America]........................ Toxonothrips

- Interantennal projection much narrower than width of antennal segment I ( Fig. 1 ).................................. 14

14 Abdominal tergites III to V with S3 to S5 setae arranged in straight line along lateral margin [Europe]......... Stenothrips

- Abdominal tergites III to V with S4 setae mesad of lateral margin and S3 to S5 setae arranged in a triangle ( Fig. 112 )..... 15

15 Fore tibia with two inner apical claws [Europe].................................................. Sminyothrips

- Fore tibia without inner apical claw...................................................................... 16

16 Ocellar setae II distinctly longer than setae III ( Figs. 1, 8, 10 )...................................... Stenchaetothrips

- Ocellar setae II more or less shorter than setae III ( Figs. 54 , 62 )............................................ Thrips

Figures

FIGURES 1–17. Stenchaetothrips species. S. amamiensis sp. n., female 1–4: (1) Head & pronotum; (2) Antenna, right; (3) Metascutum; (4) Tergite VII. S. amamiensis sp. n., male 5–7: (5) Tergites VII–VIII, sculpture omitted; (6) Tergite IX, sculpture omitted; (7) Sternite VII, sculpture omitted. S. biformis, female 8–15: (8) Head & pronotum; (9) Postocular setae, setae I present; (10) Postocular setae, setae I absent; (11) Antenna, right; (12) Metascutum; (13) Tergite VII; (14) Posterior margin of tergite VII with large teeth; (15) Tergites VIII to X. S. biformis, male 16–17: (16) Tergite VII, sculpture omitted; (17) Sternite VII, sculpture omitted.

FIGURES 267–271. Tsutsumiothrips ryukyuensis gen. et sp. n., female 267–269: (267) Head & pronotum; (268) Antenna, right; (269) Tergites VII–VIII, sculpture omitted at right side; (270) Sternites VI–VII, sculpture omitted. (271) Sternite VI, male, sculpture omitted.

FIGURES 155–165. Thrips species. T. nonakai sp. n., female. 155–161: (155) Head & pronotum; (156) Antenna, right; (157) Mesonotum & metascutum; (158) Fore wing, right; (159) Tergite VI & pleurotergite, right side; (160) Tergites VIII–X; (161) Sternite VI. T. nonakai sp. n., male 162–163: (162) Tergites VIII–IX; (163) Sternites III–V, sculpture omitted. T. ogasawarensis sp. n., female 164–165: (164) Head & pronotum; (165) Antenna, right.

FIGURES 18–26. Stenchaetothrips species. S. dentatus sp. n., female 18–22: (18) Head & pronotum; (19) Antenna, right; (20) Tergite II, left side; (21) Tergite V, left side; (22) Tergite VIII, sculpture omitted at left side. S. langkawiensis, female 23– 26: (23) Head & pronotum; (24) Antenna, right; (25) Tergite VI, left side; (26) Tergites VIII–X.

FIGURES 90–103. Thrips species. T. coloratus, female 90–95: (90) Head & pronotum; (91) Antenna, left; (92) Metascutum; (93) Tergite VI, left side, median part between two longitudinal dot lines is dark area; (94) Tergites VIII–X; (95) Sternite VII, sculpture omitted. T. coloratus, male 96–97: (96) Tergite IX; (97) Sternite VI, sculpture omitted. T. extensicornis, female 98– 101: (98) Head & pronotum; (99) Antenna, right; (100) Metascutum; (101) Sternite V, sculpture omitted. T. extensicornis, male 102–103: (102) Tergite IX; (103) Sternite V.

FIGURES 51–61. Stenchaetothrips undatus 51–53: (51) Mesonotum & metascutum; (52) Tergite VII, left side; (53) Tergites VII–X, male, sculpture omitted at right side of tergites VII–VIII and tergite IX. Thrips alliorum, female 54–61: (54) Head & pronotum; (55) Antenna, right; (56) Metascutum; (57) Tergite VI & pleurotergite, left side; (58)Tergites VIII–X; (59) Sternite VII, sculpture omitted. T. alliorum, male 60–61; (60) Tergites IX–X; (61) Sternite VI.

FIGURES 104–115. Thrips species. T. flavus, female 104–106: (104) Head & pronotum; (105) Antenna, right; (106). Metascutum. T. flavus, male 107–108: (107) Tergites VIII–IX, sculpture omitted: (108) Sternite VII, sculpture omitted. T. floreus, female 109–115: (109) Head & pronotum; (110) Antenna, right; (111) Mesonotum & metascutum; (112) Tergite V & pleurotergite, right side; (113) Tergites VIII–X. T. floreus, male 114–115: (114) Tergites VIII–IX; (115) Sternite VI.

FIGURES 62–73. Thrips species. T. alni, female 62–65: (62) Head & pronotum; (63) Antenna, right; (64) Metascutum; (65) Tergite VIII, right side. T. alni, male 66–68: (66) Tergites VIII–IX, sculpture omitted at right side of tergite IX; (67) Middle of sternites III–IV; (68) Sternite V, sculpture omitted. T. aspinus, female 69–73: (69) Head & pronotum, sculpture omitted at posterior half of head to pronotum; (70) Antennal segments III–VII, left; (71) Tergite VI & pleurotergite, right side, sculpture omitted; (72) Tergites VIII–X, sculpture omitted at right side of tergite VIII and tergite X; (73) Sternites VI–VII, sculpture omitted.