Neohydatothrips

Lima, Élison Fabrício B. & Mound, Laurence A., 2016, Species-richness in Neotropical Sericothripinae (Thysanoptera: Thripidae), Zootaxa 4162 (1), pp. 1-45 : 10-12

publication ID

https://doi.org/ 10.11646/zootaxa.4162.1.1

publication LSID

lsid:zoobank.org:pub:92A1EA19-4981-4BB4-B5BC-6EF7473F7257

DOI

https://doi.org/10.5281/zenodo.5686810

persistent identifier

https://treatment.plazi.org/id/03894670-617B-FFC0-FF3A-C55C31AD962E

treatment provided by

Plazi

scientific name

Neohydatothrips
status

 

Key to species of Neohydatothrips View in CoL (based on females)

[* indicates five species included only from original descriptions]

1. Fore wing almost clear, very weakly shaded, or more or less uniformly brownish grey, sometimes with extreme apex slightly paler ( Figs 67–69, 71 View FIGURES 67 – 79 ).................................................................................. 2

-. Fore wing distinctly bicoloured, with one or more bands distinctly paler than dark areas ( Figs 70, 72–74 View FIGURES 67 – 79 )............... 15

2. Mesonotal median pair of setae almost in line with lateral pair, not more than the width of two sculptured striae in advance of the lateral pair ( Fig. 28 View FIGURES 24 – 31 )................................................................................. 3

-. Mesonotal median pair of setae arising anterior to the lateral pair, at least the width of 4 sculptured striae in advance of the lat- eral pair ( Fig. 26 View FIGURES 24 – 31 )..................................................................................... 5

3. Metanotum weakly reticulate medially; tergite IX with 3 pairs of mid-dorsal setae............................ inversus View in CoL

-. Metanotum with irregular longitudinal striations medially ( Fig. 25 View FIGURES 24 – 31 ); tergite IX with 2 pairs of mid-dorsal setae............ 4

4. Antennal segments III–IV almost uniformly brown with extreme apex darkest but lacking an apically constricted neck ( Fig. 66 View FIGURES 50 – 66 ); abdominal segments VIII–X brownish yellow; ocellar area with weak, broadly spaced lines ( Fig. 35 View FIGURES 32 – 40 ).. plaumanni View in CoL sp. n.

-. Antennal segment III largely yellow, not darker at apex, IV with constricted apical neck; abdominal segments VIII–X pale; ocellar area with narrowly transverse reticulate lines ( Fig. 25 View FIGURES 24 – 31 )....................................... goianus View in CoL sp. n.

5. Fore wing clavus with three stout setae ( Fig. 75 View FIGURES 67 – 79 ); metanotum reticulate ( Fig. 49 View FIGURES 41 – 49 ); abdominal tergites III–VI mostly brown, only posterior fourth yellow......................................................................... hadrosetae View in CoL

-. Fore wing clavus with slender setae; metanotum striate; abdominal tergites mostly yellow, only antecostal ridges and lateral thirds anteriorly brown................................................................................. 6

6. Ocellar area with closely spaced transverse lines ( Fig. 27 View FIGURES 24 – 31 )..................................................... 7

-. Ocellar area very weakly reticulate ( Fig. 26 View FIGURES 24 – 31 ), or without sculpture............................................... 8

7. Anterior area of pronotum with fine sculpture lines present between striae; pronotal posteromarginal setae S2 55 –60 microns long........................................................................................... flavens View in CoL

-. No sculpture lines between pronotal striae; pronotal setae S2 45 microns long............................. ikelus View in CoL sp. n.

8. Ocellar region weakly and irregularly reticulate............................................................. 9

-. Ocellar region with no sculpture lines.................................................................... 13

9. Pronotum pale with several brown spots, blotch indistinct, internal markings present between striae........ maculatus View in CoL sp. n.

-. Pronotum pale with a distinguishable dark blotch ( Fig. 26 View FIGURES 24 – 31 ), no internal markings between pronotal striae............... 10

10. Tergites VII–IX brown; fore wing second vein with two setae............................................. * aztecus View in CoL

-. Tergites VII–IX yellow; fore wing second vein with one or no seta.............................................. 11

11. Ocellar setae III no further apart than width of first ocellus; fore wing second vein with no setae distally; mouthcone long, extending beyond fore coxae...................................................................... gracilipes View in CoL

-. Ocellar setae III further apart; fore wing second vein with one seta distally; mouthcone not extending beyond fore coxae... 1 2

12. Posteromarginal comb on tergite VII with minute teeth; dorsum of hind tibia shaded brown medially; antecostal ridge on terg- ite VIII yellow.................................................................................. signifer View in CoL

-. Posteromarginal comb on tergite VII with developed teeth; dorsum of hind tibia yellow; antecostal ridge on tergite VIII medi- ally usually brown.............................................................................. burungae View in CoL

13. Antennal segment IV with sense cone scarcely extending to base of segment V; tergite VII with posteromarginal comb com- plete medially............................................................................... sulcus View in CoL sp. n.

-. Antennal segment IV with sense cone extending beyond basal third of segment V; tergite VII with posteromarginal comb absent medially..................................................................................... 14

14. Pronotum with brown spots laterally and indistinguishable blotch; tergites VII–VIII with brown shadings medially.................................................................................................... zucchi View in CoL sp. n.

-. Pronotum pale with distinguishable blotch; tergites VII–VIII completely yellow............................. luculentus View in CoL

15. Pronotum boldly reticulate in anterior third ( Fig. 15 View FIGURES 15 – 23 ), transverse width of some median reticles no more than 5 times their median length...................................................................................... 16

-. Pronotum usually transversely striate, if with transversely elongate reticles then their transverse width is more than 5 times their median length ( Figs 32, 34 View FIGURES 32 – 40 )........................................................................ 20

16. Some pronotal reticles with internal linear sculptured markings [some reticles fused transversely to produce elongate reticles]; median pair of mesonotal setae arise in line with lateral pair; fore wing uniformly dark distal to sub-basal pale band ( Fig. 67 View FIGURES 67 – 79 )............................................................................................... basilaris View in CoL

-. Pronotal reticles without internal markings; median pair of mesonotal setae arise anterior to lateral pair; fore wing with pale band either medially or at apex ( Figs 87, 88 View FIGURES 80 – 91 ).............................................................. 17

17. Tergites II–VI with posteromarginal fringe of microtrichia medially [fore wing uniformly dark medially but sharply paler distal to last two setae on first vein; head dark brown, ocellar area with widely spaced striae; pronotum anterior third yellow, also abdominal segments V–VI; metanotal striae close and longitudinal medially]............................... fimbriatus View in CoL

-. Tergites II–VI without a fringe of microtrichia medially on posterior margin..................................... 18

18. Fore wing with apex pale; occipital apodeme not touching posterior margin of compound eyes ( Fig. 20 View FIGURES 15 – 23 )........... daedalus View in CoL

-. Fore wing apex brown ( Fig. 87 View FIGURES 80 – 91 ); occipital apodeme touching posterior margin of compound eyes ( Fig. 17 View FIGURES 15 – 23 ).............. 19

19. Fore wing with a distinct median pale band; mid- and hind femora brown only medially............... * pseudoannulipes View in CoL

-. Fore wing with a diffuse and indistinct median pale band ( Fig. 89 View FIGURES 80 – 91 ); mid- and hind femora completely brown.. chelinus View in CoL sp. n.

20. Occipital apodeme close to or confluent with posterior margin of compound eyes ( Fig. 36 View FIGURES 32 – 40 ).......................... 21

-. Occipital apodeme further apart from posterior margins of compound eyes (at least one facet of distance) ( Figs 37, 38 View FIGURES 32 – 40 ).... 3 1

21. Anterior half of pronotum with internal markings between striae (sometimes very few)............................. 22

-. Anterior half of pronotum without internal markings between striae............................................. 27

22. Fore wing with three pale bands (but apical band sometimes weak) ( Fig. 100 View FIGURES 92 – 103 )..................................... 23

-. Fore wing with one or two distinct pale bands ( Fig. 103 View FIGURES 92 – 103 )...................................................... 25

23. Pronotum with dense internal markings between the striae ( Fig. 32 View FIGURES 32 – 40 ); fore wing without subapical lobe....... notialis View in CoL sp. n.

-. Pronotum with few internal markings between the striae ( Fig. 20 View FIGURES 15 – 23 ); fore wing with subapical lobe (cf. Fig. 34 View FIGURES 32 – 40 in Lima & Mound, 2016)....................................................................................... 24

24. Fore wing with no setae on second vein; pronotal lines of sculpture forming transverse reticles.............. dosulis View in CoL sp. n.

-. Fore wing with one seta on second vein; pronotal lines of sculpture not forming transverse reticles............ maculicollis View in CoL

25. Fore wing with one distinct pale band...................................................... novateutoniae View in CoL sp. n.

-. Fore wing with two distinct pale bands.................................................................... 26

26. Tergites III–VI medially with fringe of short microtrichia on posterior margin; metanotal sculpture longitudinally striate medi- ally with lines between the main striae; abdominal segment X brown; fore wing median dark area long, usually more than 2.0 times as long as the median pale area............................................................ portoricensis View in CoL

-. Tergites III–VI medially with no microtrichia on posterior margin; metanotal sculpture with anastomosing lines medially, and many fine sculptured markings between the striae; abdominal segment X yellow; fore wing median dark area shorter, usually less than 1.5 times as long as the median pale area ( Fig. 105 View FIGURES 104 – 110 )............................................ ruginosus View in CoL

27. Fore wing with three distinct pale areas ( Figs 90 View FIGURES 80 – 91 , 93 View FIGURES 92 – 103 )........................................................ 28

-. Fore wing with one or two pale areas ( Fig. 107 View FIGURES 104 – 110 )............................................................ 30

28. Abdominal tergites III–IV and VII–IX completely brown.................................................. varius View in CoL

-. Abdominal tergites III–IV yellow at least medially; tergites VII–IX yellow or brownish yellow....................... 29

29. Antennal segments IV–V largely yellow with apices shaded brown; abdominal tergite II completely brown; abdominal tergite VII brown anterolaterally......................................................................... fasciatus View in CoL

-. Antennal segments IV–V largely or completely brown; tergite II brown only laterally; abdominal tergite VII completely brown............................................................................................. flavicollis View in CoL

30. Fore wing clavus with setae exceptionally stout, black, and longer than clavus width; pronotal blotch dark brown; abdominal segment VI dark brown medially but with a small yellow area laterally............................... clavisetis View in CoL sp. n.

-. Fore wing clavus setae not stout; pronotal blotch yellow ( Fig. 39 View FIGURES 32 – 40 ); abdominal segment VI uniformly suffused brown or brown- ish yellow........................................................................................ sidae View in CoL

31. Anterior half of pronotum with internal markings between striae (sometimes very few)............................. 32

-. Anterior half of pronotum without internal markings between striae............................................ 35

32. Fore wing with median and apical areas uniformly dark [sub-basal area pale]................................ lassatus View in CoL

-. Fore wing with median and apical areas pale or suffused with brown [sub-basal area pale]........................... 33

33. Fore wing with three distinct pale areas, second vein without setae; mesonotum and metanotum posteriorly yellow; tergites V– VI yellow in contrast to brown VII–VIII............................................................* mirandai View in CoL

-. Fore wing with median and apical areas suffused brown to pale; second vein with one seta; mesonotum and metanotum com- pletely brown; tergites V–VI brown...................................................................... 34

34. Ocellar area with weak lines of sculpture; pronotal transverse sculpture lines close together ( Fig. 42 View FIGURES 41 – 49 ).............. tibialis View in CoL

-. Ocellar area with distinct lines of sculpture forming ill-defined reticles ( Fig. 22 View FIGURES 15 – 23 ); pronotal transverse lines of sculpture further apart......................................................................................... humberto View in CoL

35. Head bicoloured, mostly yellow ( Fig. 38 View FIGURES 32 – 40 ).................................................................. 36

-. Head uniformly brown ( Fig. 37 View FIGURES 32 – 40 )......................................................................... 38

36. Body bicoloured dark brown and pale; tergites VII–VIII brown....................................... renatae View in CoL sp. n.

-. Body colour yellowish brown; tergites never dark brown..................................................... 37

37. Fore wing with three distinct pale bands.......................................................... gaucho View in CoL sp. n.

-. Fore wing mostly brown with sub-basal area pale.................................................... * rapoporti View in CoL

38. Pronotal blotch dark brown ( Fig. 37 View FIGURES 32 – 40 )............................................................. samayunkur View in CoL

-. Pronotal blotch yellow or indistinct...................................................................... 39

39. Postocellar setae in a longitudinal row ( Fig. 22 View FIGURES 15 – 23 ); occipital apodeme remarkably far from posterior margin of compound eyes (2 or more facets distant).......................................................................... hemileucus View in CoL

-. Postocellar setae in transverse row; occipital apodeme about one facet width from posterior margin of compound eye..... 40

40. Pronotal blotch yellow, but distinct; abdominal tergites IX–X brown...................................... paraensis View in CoL

-. Pronotal blotch indistinct; abdominal tergites IX–X yellow............................................ * angelorum View in CoL

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Thysanoptera

Family

Thripidae

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