Tabanus, Linnaeus, 1758
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publication ID |
https://doi.org/10.11646/zootaxa.5588.1.1 |
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publication LSID |
lsid:zoobank.org:pub:E8CCE537-C883-44AA-939B-143768342A9F |
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DOI |
https://doi.org/10.5281/zenodo.14925399 |
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persistent identifier |
https://treatment.plazi.org/id/FB276A04-2078-B86E-51DF-45F5FA324A15 |
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treatment provided by |
Plazi |
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scientific name |
Tabanus |
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Pictorial key for females of the species View in CoL group related to T. nebulosus
1. Abdominal integument light yellow to pale greenish ( Fig. 2A View FIGURE 2 ); wing hyaline or slightly brown infuscated ( Fig. 2B View FIGURE 2 ); integument of femur and tibia light brown with pale setulae ( Fig. 2C View FIGURE 2 )................................ T. olivaceiventris Macquart
- Abdominal integument brownish ( Figs. 3A, 3B, 3C View FIGURE 3 ); wing, femur, and tibia variable................................ 2
2. Palpus short and inflated, smaller than half the length of the stylets ( Fig. 4A View FIGURE 4 ); postpedicel of the antenna long and narrow, never as high as long ( Fig. 4D View FIGURE 4 ); wing brown tinged at the end of the cells br and bm and below the pterostigma ( Fig. 4C View FIGURE 4 ); Abdomen usually with a black dorsomedial integumental and setulose stripe or a row of spots, and a row of orange dorsolateral spots when well-preserved (tergite 1 to 5 or 6) ( Fig. 4B View FIGURE 4 )....................................... T. importunus Wiedemann
- Palpus rarely short and inflated, equal to or longer than half the length of the stylets ( Figs. 5A, 5C View FIGURE 5 ); if the palpus is short and inflated, the postpedicel of the antenna is short and wide, as high as long (see T. pseudonebulosus , dichotomy 5); wing variable, rarely tinged below the pterostigma ( Figs. 5B, 5D View FIGURE 5 ); abdomen variable........................................... 3
3. Abdomen does not have any pale dorsal spot, stripe or triangle whether integumental or setulose ( Figs. 6A, 6B View FIGURE 6 ).......... 4
- Abdomen, when preserved, has at least some pale dorsal spot, stripe or triangle whether integumental or setulose ( Figs. 7A, 7B, 7C View FIGURE 7 )................................................................................................ 5
4. Postpedicel with a long dorsal spine, longer than one-third of the postpedicel’s size ( Fig. 8A View FIGURE 8 ); pleuron with an evident tuft of dark setulae below the wing base ( Fig. 8B View FIGURE 8 ).................................................. T. punctipleura Hine
- Postpedicel at most with a small dorsal spine, smaller than one-third of the postpedicel’s size ( Fig. 9A View FIGURE 9 ); pleuron with a slightly evident tuft of dark setulae below the wing base ( Fig. 9B View FIGURE 9 )........................................... T. lutzi Kröber
5. Postpedicel short and wide, as high as long ( Fig. 10A View FIGURE 10 ); palpus can be smaller or longer than half the length of the stylets ( Fig. 10B View FIGURE 10 ); wing hyaline or weak brownish tinged at the wing base and/or at the crossveins ( Fig. 10C View FIGURE 10 ); abdomen usually with a black dorsomedial integumental stripe (tergite 2 to 7) ( Fig. 7A View FIGURE 7 )........................ T. pseudonebulosus Gorayeb & Barros
- Postpedicel longer than high ( Fig. 11A, 11B View FIGURE 11 ); palpus never short, always equal to or larger than half the length of the stylets ( Fig. 11C, 11D, 11E View FIGURE 11 ); wing variable; abdomen variable....................................................... 6 6. Wing hyaline ( Fig. 12A, 12B View FIGURE 12 )........................................................................... 7 - Wing not hyaline, uniformly infuscated, or tinged at the cells br and bm or crossveins ( Fig. 13A, 13B View FIGURE 13 ).................. 8
7. Narrower frons, frontal index greater than 4 ( Fig. 14A View FIGURE 14 ); palpus with predominantly white setulae ( Fig. 5A View FIGURE 5 , 14A View FIGURE 14 ); abdomen with dorsomedial white setulose triangles (tergite 2 to 4), wider than in T. vestigium sp. n ( Fig. 14B View FIGURE 14 ); gray pruinosity on the scutum ( Fig. 14C View FIGURE 14 ).............................................................................. T. comosus Stone
- Wider frons, frontal index less than 4 ( Fig. 15A View FIGURE 15 ); palpus with predominantly dark setulae ( Fig. 15A View FIGURE 15 ); abdomen with dorsomedial light yellow setulose triangles (tergite 1 to 6), narrower than in T. comosus ( Fig. 15B View FIGURE 15 ); brown pruinosity on the scutum ( Fig. 15C View FIGURE 15 )................................................................................ T. vestigium sp. nov.
8. Abdomen with a dorsomedial stripe of connected white setulose enlongated triangles, without dorsolateral pale spots or triangles ( Fig.16 View FIGURE 16 )................................................ T. rondoniensis Henriques, Krolow, Zamarchi & Camargo - Abdomen with a series of unconnected median pale triangles, may have a dorsolateral spots or triangles ( Fig. 17A, 17B, 17C View FIGURE 17 )................................................................................................... 9
9. Scutum with a pair of conspicuous dorsolateral dark stripes ( Fig. 18A View FIGURE 18 ); abdomen without a black dorsomedial integumental stripe, with an evident dorsomedial (tergite 1 or 2 to 4) pale equilateral triangles and a dorsolateral light spots of pale setulae (tergite 2 to 6) ( Fig. 18B View FIGURE 18 ); wing brownish tinged at the cells br and bm and calypter, costal cell orange ( Fig. 18C View FIGURE 18 )........................................................................................... T. guyanensis Macquart
- Scutum without a pair of conspicuous dark dorsolateral stripes ( Fig. 19A, 19B View FIGURE 19 ); abdomen may have a black dorsomedial integumental stripe, with dorsomedial and dorsolateral triangles of pale setulae, but generally smaller and less evident than in T. guyanensis ( Fig. 19C View FIGURE 19 ); wing variable................................................................... 10
10. Wing brown infuscated, orange costal cell, never with a brownish cloud in the fork of vein R 4+5 ( Fig. 20C View FIGURE 20 ); frons parallel or divergent at base, divergence index (DI) less than 1.1 ( Fig. 20A View FIGURE 20 ); scutum and scutellum integument black with grayish pruinosity; ( Fig. 20B View FIGURE 20 )................................................................. T. glaucus Wiedemann
- Wing with brown clouds on the crossveins, sometimes hyaline, slightly tinged costal cell, nearly always with a brownish cloud in the fork of vein R 4+5 ( Fig 22C View FIGURE 22 , 23C View FIGURE 23 ); frons convergent at base, divergence index greater than 1.1 ( Fig. 21A, 21B View FIGURE 21 ); scutum and scutellum integument reddish-brown, usually with brownish pruinosity ( Fig. 19A, 19B View FIGURE 19 )............................ 11
11. Wing with weak brown clouds at the crossveins or uniformly infuscated, usually with weak cloud at the fork of vein R 4+5 ( Fig. 22C View FIGURE 22 ); abdomen with dorsolateral spots of light-yellow setulae, larger than on T. ornativentris ( Fig. 22A View FIGURE 22 ); hind tibia with a golden dorsal comb of setae ( Fig. 22B View FIGURE 22 ).................................................... T. nebulosus De Geer
- Wing with strong dark clouds at the crossveins and in the fork of vein R 4+5 ( Fig. 23C View FIGURE 23 ); abdomen with dorsolateral spots of light-yellow setulae, smaller than on T. nebulosus ( Fig. 23A View FIGURE 23 ); hind tibia with a black dorsal comb of setae ( Fig. 23B View FIGURE 23 )........................................................................................... T. ornativentris (Kröber)
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Departamento de Geologia, Universidad de Chile |
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.