Thripidae,

Mound, Laurence A., 2011, Grass-dependent Thysanoptera of the family Thripidae from Australia, Zootaxa 3064, pp. 1-40: 5-6

publication ID

http://doi.org/ 10.5281/zenodo.200567

persistent identifier

http://treatment.plazi.org/id/F81587F0-FFA1-766A-FF40-F98BFA346AC7

treatment provided by

Plazi

scientific name

Thripidae
status

 

Key to Thripidae  genera with species dependent on Poaceae  in Australia

1. Female with sternite VII posteromarginal setal pairs S 1 & S 2 arising closer to each other than to setal pair S 3 ( Fig. 40View FIGURES 38 – 45)..... 2

-. Sternite VII pairs of posteromarginal setae arising equidistant from each other ( Figs 10View FIGURES 1 – 10, 36View FIGURES 31 – 37).......................... 3

2. Prosternum with no setae; prosternal ferna complete medially; ocellar setae pair III arising within triangle ( Fig. 38View FIGURES 38 – 45). Exothrips 

-. Prosternum with 2 or more setae, prosternal ferna divided medially ( Fig. 44View FIGURES 38 – 45); ocellar setae pair III arising outside triangle ( Fig. 39View FIGURES 38 – 45)....................................................................................... Parexothrips 

3. Pronotum with no long setae at posterior angles............................................................. 4

-. Pronotum with at least one pair of prominent posteroangular setae............................................. 15

4. Wings absent, or reduced to lobes no longer than width of thorax................................................ 5

-. Wings fully developed................................................................................. 10

5. Prosternum with one or more pairs of setae ( Fig. 45View FIGURES 38 – 45)................................................. Caprithrips 

-. Prosternum without any setae........................................................................... 6

6. Abdominal sternites with transverse row of discal setae (cf Fig. 10View FIGURES 1 – 10).............................................. 7

-. Abdominal sternites with no discal setae (cf Fig. 36View FIGURES 31 – 37).......................................................... 8

7. Antennae 6 -segmented; tarsi 1 -segmented......................................................... Aptinothrips 

-. Antennae 8 -segmented; tarsi 2 -segmented................................................. Ozanaphothrips  [part]

8. Abdominal sternites III –VI posterior margins with craspedum deeply lobed between marginal setae........... Apterothrips 

-. Abdominal sternites III –VI with no craspedum.............................................................. 9

9. Body dark brown, strongly reticulate; antennae 7 -segmented......................................... Moundothrips 

-. Body variable, yellow to brown, never strongly reticulate; antennae 8 - or 9 -segmented, segment VI sometimes with incomplete suture............................................................................. Anaphothrips  [in part]

10. Antennae 7 -segmented; fore wings without prominent setae................................................... 11

-. Antennae 8 - or 9 -segmented; fore wings with setae on veins including costa...................................... 12

11. Body colour pale yellow, including antennal segments I – V; metathoracic endofurca elongate lyre-shaped.......... Edissa 

-. Head and thorax dark brown, strongly reticulate, abdomen golden; metathoracic endofurca transverse........ Phibalothrips 

12. Body dark brown; head and pronotum reticulate with markings inside the reticles; hind coxae internally with prominent coiled apodeme; metathoracic endofurca elongate lyre-shaped............................................... Caliothrips 

-. Body colour various, yellow or brown or bicoloured; reticulation, when present, without internal markings; hind coxae inter- nally without a coiled apodeme; metathoracic endofurca transverse............................................. 13

13. Abdominal sternites with transverse row of discal setae...................................... Ozanaphothrips  [part]

-. Abdominal sternites with no discal setae.................................................................. 14

14. Ocellar setae I absent; antennal segments III & IV with sensorium simple; metanotum with complex sculpture lines ( Fig. 90View FIGURES 86 – 92); ovipositor weak, not serrate ( Fig. 91View FIGURES 86 – 92); metapre-episternum broadly band-like.............................. Takethrips 

-. Ocellar setae I present; antennal segment IV with sensorium forked, III with sensorium sometimes simple; metanotum with reticulate sculpture; ovipositor serrate; metapre-episternum slender and tapering laterally............ Anaphothrips  [in part]

15. Tergites V –VII with paired ctenidia laterally ( Figs 30View FIGURES 23 – 30, 82View FIGURES 76 – 85).................................................... 16

-. Tergites V –VII without paired lateral ctenidia.............................................................. 17

16. Antennal segments III –IV with sensoria simple.................................................... Bolacothrips 

-. Antennal segments III –IV with sensoria forked................................................ Stenchaetothrips 

17. Female abdominal tergite X with pair of stout thorn-like setae.......................................... Limothrips 

-. Female abdominal tergite X without such setae............................................................. 18

18. Sensorium on antennal segment III simple, on IV usually simple but rarely forked................................. 19

-. Sensorium forked on antennal segments III and IV.......................................................... 28

19. Prosternal basantra with 1 or more pairs of setae ( Fig. 58View FIGURES 52 – 62)..................................................... 20

-. Prosternum without any setae.......................................................................... 24

20. Fore tibia inner apex with broadly flattened or bifurcate seta; head strongly prolonged in front of eyes; ocellar setae pair I absent.................................................................................... Organothrips 

-. Fore tibia inner apex without modified seta; head scarcely prolonged in front of eyes; ocellar setae pair I present........ 21

21. Abdominal tergites with no craspedum including segment VIII ( Fig. 46View FIGURES 46 – 51); sternites with no discal setae........ Karphothrips 

-. Tergites II –VIII with broad craspedum on posterior margin ( Figs 47View FIGURES 46 – 51, 62View FIGURES 52 – 62); sternites with or without row of discal setae.... 22

22. Abdominal sternites II –VI posterior margin with craspedum of five broad lobes ( Fig. 49View FIGURES 46 – 51); ocellar setae I absent; fore wing cla- vus with discal seta present; sternites with no discal setae....................................... Kranzithrips  gen.n.

-. Abdominal sternites II –VI posterior margin either with dentate craspedum or with no craspedum; ocellar setae I present; fore wing clavus with no discal seta; sternites with transverse row of discal setae..................................... 23

23. Abdominal sternites with dentate craspedum ( Figs 76, 78View FIGURES 76 – 85); maxillary palps 3 -segmented.................... Monothrips 

-. Abdominal sternites with no craspedum ( Fig. 60View FIGURES 52 – 62); maxillary palps 2 -segmented.................... Masamithrips  gen.n.

24. Fore wing clavus with no discal seta ( Fig. 13View FIGURES 11 – 22); sternites with transverse row of discal setae ( Figs 10View FIGURES 1 – 10, 17View FIGURES 11 – 22)............... 25

-. Fore wing clavus with discal seta ( Fig. 35View FIGURES 31 – 37); sternites without discal setae ( Fig. 36View FIGURES 31 – 37)................................. 26

25. Body and legs yellow; pronotum with 2 pairs of posteroangular setae ( Figs 1, 5View FIGURES 1 – 10); mesothoracic furca usually without spinula; metanotum without campaniform sensilla ( Fig. 1View FIGURES 1 – 10)............................................. Aliceathrips  gen.n.

-. Body brown or bicoloured; pronotum with one pair of small posteroangular setae; mesothoracic furca with short spinula; metanotal campaniform sensilla present or absent........................................... Ozanaphothrips  [part]

26. Pronotum weakly trapezoidal, head not unusually small ( Fig. 31View FIGURES 31 – 37); antennal segment II symmetrical; tergal campaniform sen- silla close to posterior margin ( Fig. 33View FIGURES 31 – 37); metapre-episternum transversely band-like; female macropterous dark brown; male sometimes bicoloured, macropterous or micropterous............................................ Bregmatothrips 

-. Pronotum strongly trapezoidal, much larger than head ( Fig. 23View FIGURES 23 – 30); antennal segment II often strongly asymmetric and prolonged laterally; tergal campaniform sensilla distant from posterior margin; metapre-episternum scarcely prolonged laterally; female macropterous, brown, sometimes bicoloured when teneral; male apterous........................................ 27

27. Mesothoracic furca T-shaped with broad lateral flanges, invaginations close together near mid-line ( Fig. 25View FIGURES 23 – 30).... Chirothrips 

-. Mesothoracic furca weak, without broad lateral flanges, invaginations widely separated ( Fig. 24View FIGURES 23 – 30)............. Arorathrips 

28. Fore tibial apex with 2 claws, rarely with one; sensorium on antennal segment VI with greatly enlarged, broadly oval base.......................................................................................... Odontothripiella 

-. Fore tibia without an apical claw; sensorium on antennal segment VI with circular base............................ 29

29. Fully apterous, head with no ocelli; tergite IX with 2 pairs of stout setae [ Macquarie Island]............... Physemothrips 

-. Macropterous, rarely micropterous; setae on tergite IX slender................................................. 30

30. Abdominal tergites II –VII with no craspedum; tergites with little sculpture; female with ovipositor valves weakly sclerotised and not serrate............................................................................. Plesiothrips 

-. Abdominal tergites II –VII with lobed craspedum and many transverse striae ( Fig. 96View FIGURES 93 – 97); female with ovipositor valves strongly sclerotised and serrate.................................................................... Striathrips  gen.n.