Tachydromiinae (Moulton & Wiegmann, 2007)
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publication ID |
https://doi.org/ 10.5852/ejt.2012.5 |
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publication LSID |
lsid:zoobank.org:pub:B69F002A-C1A0-439D-9477-62BFA87DEAD7 |
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DOI |
https://doi.org/10.5281/zenodo.3730339 |
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persistent identifier |
https://treatment.plazi.org/id/03BC87A2-5D4A-FF90-FF63-BAE7330C8588 |
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treatment provided by |
Plazi |
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scientific name |
Tachydromiinae |
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Key to the genera of Tachydromiinae View in CoL from the Oriental Region
1. Postpronotal lobe differentiated ( Fig. 5 View Figs 3-6 ). Eyes bare. Scutum usually distinctly longer than broad.......2
– Postpronotal lobe undifferentiated. Eyes with tiny ommatrichia. Scutum not or scarcely longer than broad.................................................................................................................................................4
2. Vein A 1 present ( Fig. 10 View Figs 10-18 ), even if sometimes faint. Mid femur thickened and armed with rows of spinelike setae ventrally ….........................................................…………….. Platypalpus Macquart, 1827
–Vein A 1 absent. Mid femur more or less slender and usually with weak setae ventrally…………………3
3. Vein CuA 2 present........................................................................................... Tachypeza Meigen, 1830
– Vein CuA 2 absent........................................................................................ Tachydromia Meigen, 1803
4. Cells br and bm subequal in length at apex ( Figs 12-13, 18 View Figs 10-18 ; if in doubt, then eyes widely separated on face and hind tibia bristly)...........……................................................…………………………….5
– Cell br much shorter than cell bm at apex…..............................…………………………………….7
5. Scutellum with 3-4 pairs of bristles. Vein A 1 present…........................ Megagrapha Melander, 1928
– Scutellum with 1-2 pairs of bristles. Vein A 1 absent…….................................………………………6
6. Legs with hind tibia bristly. Eyes usually widely separated on face and frons …………..……………… ……………..................................................................……………….... Chersodromia Walker, 1849
– Legs with hind tibia lacking bristles. Eyes contiguous on face and widely separated on frons …..… ………………………….........................................…………..………. Nanodromia Grootaert, 1994
7. Antenna with arista-like stylus dorsoapical ( Fig. 26 View Figs 19-26 ; postpedicel with dorsoapical extension). Abdominal tergites without squamiform setae, tergites 3-5 usually of subequal width......................8
– Antenna with arista-like stylus apical or subapical (postpedicel without dorsoapical extension). Some abdominal tergites often with squamiform setae laterally; if squamiform setae absent, then gena distinctly developed below eye or tergite 4 enlarged...................................................................9
8. Scutum with subequally short dorsocentrals. Rs originating at most halfway along R 1, longer than crossvein bm-cu..................................................................................................... Stilpon Loew, 1859
– Scutum with pair of long presutural dorsocentrals. Rs originating far beyond halfway along R 1, nearly as long as crossvein bm-cu……............................................... Pontodromia Grootaert, 1994
9. Gena distinctly developed below eye. Pedicel usually with very long ventral seta. Rs usually shorter than crossvein bm-cu………………............................................. Crossopalpus Bigot, 1857
– Gena scarcely extended below eye. Pedicel usually with circlet of subequally short setae. Rs usually longer, at least as long as crossvein bm-cu……….....................................……………..10
10. Occiput convex. Postpedicel conical to lanceolate. Hind tibia usually with long anterodorsal bristles. Body often with yellowish markings........................................ Elaphropeza Macquart, 1827
– Occiput somewhat flattened (head closely set upon thorax). Postpedicel oval. Hind tibia without long anterodorsal bristles. Body dark brown to black…........................……………...11
11. Abdominal tergites with squamiform setae………................................……. Drapetis Meigen, 1822
– Abdominal tergites without squamiform setae...... Sinodrapetis Yang, Gaimari & Grootaert, 2004
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