Neandrothrips acutisetis (Dang, L-P. Zhao, Xie, L. Zhao & Qiao, 2025) Okajima & Masumoto, 2025

Neandrothrips acutisetis comb. nov., ( Mesandrothrips ), China

Neandrothrips austrosteensia comb. nov., ( Mesandrothrips ), Australia

Nesndrothrips bamboosae (Okajima) comb. nov. ( Xylaplothrips ), Japan

Neandrothrips bogoriensis (Karny) comb. nov. ( Xylaplothrips ), Indonesia

Neandrothrips caliginosus (zur Strassen) comb. nov. ( Mesandrothrips ), Canary Isls.

Neandrothrips clavipes (Karny) comb. nov. ( Mesandrothrips ), Australia

Neandrothrips dubius (Okajima) comb. nov. ( Mesandrothrips ), Japan

Neandrothrips debilis (Ananthakrishnan & Jagadish) comb. nov. ( Xylaplothrips ), India

Neandrothrips emineus (Ananthakrishnan & Jagadish) comb. nov. ( Mesandrothrips ), India

Neandrothrips flavus (Ananthakrishnan) comb. nov. ( Mesandrothrips ), India

Neandrothrips googongi (Mound & Tree) comb. nov. ( Mesandrothrips ), Australia

Neandrothrips kurandae (Mound & Tree) comb. nov. ( Mesandrothrips ), Australia

Neandrothrips lamingtoni (Mound & Tree) comb. nov. ( Mesandrothrips ), Australia

Neandrothrips ligs (Ananthakrishnan & Jagadish) comb. nov. ( Xylaplothrips ), India

Neandrothrips mimus (Priesner) comb. nov. ( Xylaplothrips ), Zaire

Neandrothrips montanus (Ananthakrishnan & Jagadish) comb. nov. ( Mesandrothrips ), India

Neandrothrips oleariae (Mound & Tree) comb. nov. ( Mesandrothrips ), Australia

Neandrothrips pictipes (Bagnall) comb. nov. ( Mesandrothrips ), India

Neandrothrips pusillu s (Ananthakrishnan & Jagadish) comb. nov. ( Mesandrothrips ), India

Neandrothrips reedi (Pitkin) comb. nov. ( Mesandrothrips ), Australia

Neandrothrips tener (Ananthakrishnan & Jagadish) comb. nov. ( Mesandrothrips ), India

Key to Neandrothrips species from eastern Asia

[excluding N. bogoriensis (Karny) ; *: indicated from published descriptions]

1. Mesopresternum transverse (cf. Fig. 131 View FIGURES 130–137 ), complete or nearly complete (cf. Fig. 153 View FIGURES 152–158 ); maxillary stylets wider apart (cf. Figs 130 View FIGURES 130–137 & 169 View FIGURES 169–176 ); maxillary bridge usually situated around basal collar of head............................................ 2

-. Mesopresternum reduced medially, narrowly boat-shaped (cf. Fig. 113 View FIGURES 112–118 ) or divided (cf. Fig. 316 View FIGURES 315–322 ), but rarely weakly swollen medially (cf. Fig. 268 View FIGURES 265–274 ); maxillary stylets rather close together (cf. Fig. 187 View FIGURES 187–193 ); maxillary bridge situated far apart from basal collar of head ( bamboosae -group)............................................................................ 25

2. Fore tarsus unarmed (cf. Figs 173–174 View FIGURES 169–176 ) ( inermis -group)...................................................... 3

-. Fore tarsus with a lateral tooth ( pictipes -group).............................................................. 5

3. Antennal segment IV with two (1+1 +1) major sense cones...................................... subinermis sp. nov.

-. Antennal segment IV with three (1+2 +1) major sense cones.................................................... 4

4. Antennal segment IV paler ( Fig. 176 View FIGURES 169–176 ), pale brown, much paler than segments VI–VIII; maxillary stylets reaching postocular setae ( Fig. 169 View FIGURES 169–176 ); ommatidia close together; postero-lateral setae S1 on tergite VI long, almost as long as S1 on tergite IX, or longer; S1 on tergite IX a little shorter than tube................................................. inermis sp. nov.

-. Antennal segment IV brown ( Fig. 226 View FIGURES 219–226 ), scarcely paler than segments VI–VIII; maxillary stylets not reaching postocular setae ( Fig. 219 View FIGURES 219–226 ); ommatidia scarcely spaced from each other; postero-lateral setae S1 on tergite VI short, shorter than S1 on tergite IX; S1 on tergite IX a little longer than tube............................................... ommatocellus sp. nov.

5. Antennal segment III with two (1+1) sense cones............................................................ 6

-. Antennal segment III with three (1+2) sense cones.......................................................... 12

6. Antennal segment IV with four major sense cones, (2+2)...................................................... 7

-. Antennal segment IV with one outer small sense cone in addition with four major sense cones, (2+2 +1)................. 8

7. Body uniformly brown ( Fig. 182 View FIGURES 177–186 ); metanotal median pair of setae closer together ( Fig. 213 View FIGURES 211–218 ), less than 40µm apart from each other, and situated far from anterior margin of metanotum........................................... kutae sp. nov.

-. Body bicolored brown and yellow ( Figs 238–239 View FIGURES 236–245 ), head, thorax and tube brown, abdomen largely yellow; metanotal median setae far apart from each other ( Fig. 259 View FIGURES 257–264 ), more than 45µm apart, and closer to anterior margin of metanotum.. rangi sp. nov.

8. Body bicolored pale brown and yellow ( Figs 242–243 View FIGURES 236–245 ); distance of both metanotal median setae a little narrower than the distance between those setae and anterior margin of metanotum; male fore tibia with several stout seta-bearing tubercles on inner margin near apex ( Fig. 278 View FIGURES 275–281 )............................................................ spinipes sp. nov.

-. Body uniformly brown to dark brown..................................................................... 9

9. Distance between each metanotal median setae much narrower than distance between those setae and anterior margin of metathorax ( Fig. 150 View FIGURES 144–151 )............................................................ pictipes comb. nov. (in part)

-. Distance between each metanotal median setae wider than distance between those setae and anterior margin of metathorax (cf. Fig. 343 View FIGURES 339–348 )........................................................................................... 10

10. Antennal segment III pale brown ( Fig. 348 View FIGURES 339–348 ), a little paler than segment II; head about 1.1 times as long as wide ( Figs 339– 340 View FIGURES 339–348 )..................................................................... yangmingshanae sp. nov. (in part)

-. Antennal segment III yellow (cf. Fig. 210 View FIGURES 204–210 ), in contrast with brown segment II; head longer, 1.2–1.3 times as long as wide. 11

11. Head about 1.2 times as long as wide ( Fig. 138 View FIGURES 138–143 ); maxillary stylets not reaching postocular setae; fore wing with 5–7 duplicated cilia; terminal tube setae about 1.5 times as long as tube; antennal segment IV pale brown ( Fig. 143 View FIGURES 138–143 ), with basal one-third yellow; hind tibiae yellow................................................................. balianus sp. nov.

-. Head about 1.3 times as long as wide ( Fig. 204 View FIGURES 204–210 ); maxillary stylets reaching postocular setae; fore wing with 1–4 duplicated cilia; terminal tube setae about 1.2 times as long as tube; antennal segment IV brown ( Fig. 210 View FIGURES 204–210 ), in contrast with yellow segment III; hind tibiae largely brown...................................................... kundasangi sp. nov. (in part)

12. Antennal segment IV with three (1+2 +1) major sense cones...................................... uniformis sp. nov.

-. Antennal segment IV with four major sense cones, (2+2) or (2+2 +1)............................................ 13

13. Antennal segment IV with four major sense cones, (2+2); prothoracic am setae usually short and pointed, often weakly expanded.............................................................................. dubius comb. nov.

-. Antennal segment IV with a small outer sense cone in addition to four major sense cones, (2+2 +1).................... 14

14. Prothoracic am setae short and pointed, or reduced to discal setae; terminal tube setae shorter than tube................ 15

-. Prothoracic am setae developed, expanded; terminal tube setae longer than tube................................... 17

15. Major body setae pointed; postocular setae longer than eyes; fore wing without duplicated cilia; fore tarsal tooth largely developed; tube about 0.7 times as long as head; body longer than 2.0mm, longer than 1.7mm in male. acutisetis comb. nov. *

-. Major body setae expanded, blunt or truncated, at least not pointed; postocular setae much shorter than eyes; fore wing with duplicated cilia; fore tarsal tooth small; tube shorter than 0.65 times as long as head; body shorter than 1.7mm in female, shorter than 1.4mm in male.................................................................................. 16

16. Head about 1.2 times as long as wide ( Fig. 144 View FIGURES 144–151 ), or a little longer; maxillary stylets not reaching postocular setae; postero-lateral setae S2 on tergites III–V weakly expanded; tube shorter than 0.56 times as long as head in female......... boninae sp. nov.

-. Head almost as long as wide ( Fig. 307 View FIGURES 307–314 ); maxillary stylets reaching postocular setae; postero-lateral setae S2 on tergites III–V pointed; tube longer than 0.60 times as long as head in female..................................... taiwanus sp. nov.

17. Distance between each metanotal median setae much narrower than distance between those setae and anterior margin of metathorax ( Fig. 150 View FIGURES 144–151 )............................................................ pictipes comb. nov. (in part)

-. Distance between each metanotal median setae wider than distance between those setae and anterior margin of metathorax (cf. Fig. 154 View FIGURES 152–158 )........................................................................................... 18

18. Fore femur with two dentate tubercles on inner surface ( Fig. 157 View FIGURES 152–158 ).................................. dentipes sp. nov.

-. Fore femur unarmed, or armed with several small tubercles................................................... 19

19. Fore femur armed with several small tubercles on inner surface................................................ 20

-. Fore femur unarmed.................................................................................. 21

20. Fore femur with a sub-basal indistinct swelling on inner-ventral surface, usually scattered with a series of small tubercles from the swelling to middle ( Figs 126–127 View FIGURES 119–129 ); terminal tube setae about 1.4 times as long as tube; hind tibiae yellow.............................................................................................. andromorphus sp. nov.

-. Fore femur with about 5 small tubercles on inner-ventral surface at middle ( Fig. 295 View FIGURES 290–296 ); terminal tube setae about 1.9 times as long as tube; hind tibiae largely brown, with bases and extreme apices paler...................... tabananensis sp. nov.

21. Postero-lateral setae S2 on tergite VI pointed.............................................................. 22

-. Postero-lateral setae S2 on tergite VI blunt or expanded, at least not pointed...................................... 23

22. Dorsal surface of head smooth at middle; maxillary bridge about 0.4 times as wide as head in female; tergite IX S2 setae as long as tube in female........................................................................... apoae sp. nov.

-. Dorsal surface of head distinctly sculptured with transverse reticulation or striae; maxillary bridge almost one-third of head width; tergite IX S2 setae shorter than tube.................................................... kadazani sp. nov.

23. Antennal segment III yellow ( Fig. 210 View FIGURES 204–210 ), in contrast with segments I–II and IV–VIII that are uniformly brown; terminal tube setae relatively short, about 1.2 times as long as tube................................... kundasangi sp. nov. (in part)

-. Antennal segment III yellowish brown to brown (cf. Fig. 168 View FIGURES 159–168 ); terminal tube setae longer than 1.5 times as long as tube... 24

24. Head about 1.3 times as long as wide ( Fig. 159 View FIGURES 159–168 ); S2 setae on tergite VI distinctly expanded; terminal tube setae 1.8–1.9 times as long as tube; tube shorter than 0.57 times as long as head in female............................ ilomavisae sp. nov.

-. Head about 1.1 times as long as head ( Fig. 339 View FIGURES 339–348 ); S2 setae on tergite VI usually blunt, often very weakly expanded; terminal tube setae 1.5–1.6 times as long as tube; tube longer than 0.60 times as long as head in female. yangmingshanae sp. nov. (in part)

25. Antennal segment III with only one (0+1) sense cone............................................ uniconus sp. nov.

-. Antennal segment III with two (1+1) or three (1+2) sense cones............................................... 26

26. Antennal segment III with two (1+1) sense cones........................................................... 27

-. Antennal segment III with three (1+2) sense cones.......................................................... 29

27. Antennal segments III–VI largely yellowish; pronotal am setae reduced, short and acute........... bamboosae comb. nov.

-. Antennal segments III–VI largely brown; pronotal am setae developed, pointed or expanded......................... 28

28. Antennal segment IV with (1 ++11 +1) sense cones, two small sense cones present in addition to two major sense cones, one situated on outside, the other situated inside of outer major sense cone on dorsal surface; postocular and pronotal major setae pointed; mesopresternum narrow at middle ( Fig. 188 View FIGURES 187–193 ); sub-basal wing setae S1 expanded, S2 blunt, S3 pointed................................................................................................. japonicus sp. nov.

-. Antennal segment IV with (1 ++11) sense cones, one small sense cones present in addition to two major sense cones, situated inside of outer major sense cone on dorsal surface; postocular setae expanded; pronotal major setae expanded; mesopresternum swollen at middle ( Fig. 268 View FIGURES 265–274 ); three sub-basal wing setae expanded................................. simulans sp. nov.

29. Antennal segment IV with three (1+2 +1) sense cones............................................. pahangi sp. nov.

-. Antennal segment IV with four (2+2 +1) sense cones......................................................... 30

30. Tibiae largely brown; antennal segment VIII conical, not constricted at base ( Fig. 118 View FIGURES 112–118 ); maxillary bridge very weak; prosternal basantra narrow ( Fig. 113 View FIGURES 112–118 ); tergite IX S1 and S2 setae shorter than tube; tube about 0.5 times as long as head; terminal tube setae shorter than 1.5 times as long as tube...................................................... agkoae sp. nov

-. Tibiae largely yellowish; antennal segment VIII weakly constricted at base, well separated from segment VII ( Fig. 322 View FIGURES 315–322 ); maxillary bridge distinct; prosternal basantra broad ( Fig. 316 View FIGURES 315–322 ); tergite IX S1 and S2 setae longer than tube; tube about 0.45 times as long as head; terminal tube setae about 2.0 times as long as tube............................. tonesai sp. nov.