Revision of the Australian bee fly genus Meomyia Evenhuis, 1983, with description of three new species (Bombyliidae, Bombyliinae, Bombyliini) Author Li, Xuankun Australian National Insect Collection, CSIRO National Research Collections Australia, Canberra, ACT 2601, Australia. & Research School of Biology, Australian National University, Canberra, ACT 2601, Australia. http: // zoobank. org / urn: lsid: zoobank. org: author: 3 E 60358 E- 6540 - 480 B-A 330 - 980 A 0964 C 830 Author Yeates, David K. Australian National Insect Collection, CSIRO National Research Collections Australia, Canberra, ACT 2601, Australia. text Zootaxa 2020 2020-07-10 4810 2 201 243 journal article 10.11646/zootaxa.4810.2.1 1175-5326 3938074 B55A484B-64D6-401D-B995-10A31620B13C Key to species of Meomyia Evenhuis 1. Body with yellowish and black hairs; wing membrane with distinct spots ( Fig. 7d )....................................................................................................... Meomyia fasciculata ( Macquart, 1840 ) - Body with white and black hairs; wing membrane without distinct spots ( Figs 2d , 4d , 9d , 11d , 13d , 16d , 19d , 22d )........ 2 2. Male fore tibia with hair tuft, with or without enlarged setae ( Figs 2e , 4e , 22e )..................................... 3 - Male fore tibia without hair tuft or enlarged setae............................................................ 5 3. Apical outer hair tuft on male fore tibia with only black hairs ( Fig. 2e )............... Meomyia albiceps ( Macquart, 1848 ) - Apical outer hair tuft on male fore tibia mostly black, but with a subapical white scale band ( Figs 4e , 22e )............... 4 4. Male mid tibia without enlarged setae ( Fig. 22f ).................................... Meomyia vetusta ( Walker, 1849 ) - Male mid tibia with enlarged black setae on inner and outer face ( Fig. 4f )........ Meomyia callynthrophora ( Schiner, 1868 ) 5. Posterior margin of scutum with a black band, consisting of black hairs ( Figs 19 a–i); upper clypeal margin and dorsolateral area of face admixed with some black hairs ( Figs 19 g–h); wing membrane slightly infuscated, darker towards wing base, with some unconspicuous markings on base of R 4 , apex of cell dm , base of crossvein m-cu , and apex of cell bm ( Fig. 19d ); male epiphallus short, not modified ( Fig. 20c )................................................ Meomyia sericans ( Macquart, 1850 ) - Posterior margin of scutum with or without black band, covered with yellowish hairs; face covered in white hairs, upper clypeal margin and dorsolateral area without black hairs; wing membrane hyaline, without markings ( Figs 9d , 11d , 13d , 16d ); male epiphallus bifid apically, branch slender and long ( Figs 10c , 12c , 14c , 17c )........................................ 6 6. Posterior margin of abdominal tergite 3 with a narrow black band, consisting of scales, hairs and setae ( Fig. 13b ); posterior area of scutum with some black setae; fore tibia with subapical white scale band ( Fig. 13e )....... Meomyia melanocincta sp. nov. - Posterior margin of abdominal tergite 3 without black band, tergite 3 covered in white or pale yellow hairs; posterior area of scutum without setae; fore tibia covered in black or brown scales, without subapical white scale band.................. 7 7. Antennal flagellum wide ( Fig. 9c ); posterior margin of scutellum with pale yellow setae; posterior margin of tergites 3–6 with pale yellow setae; antennal scape with long white hairs, admixed with a few long black hairs........................................................................................................ Meomyia hortorum sp. nov. - Antennal flagellum narrow ( Figs 11c , 16c ); posterior margin of scutellum with brownish yellow or black setae; posterior margin of tergites 3–6 with black setae; antennal scape with long black hairs on dorsal half, and long white hairs on ventral half 8 8. Legs mostly brown, except basal half of femora turning black; posterior margin of scutellum with black setae; lateral margin of male gonocoxite strongly curved subapically ( Figs 17 a–b); male epiphallus with rounded dorsal branch ( Fig. 17c ).............................................................................. Meomyia penicillata ( Macquart, 1850 ) - Legs mostly yellow, except tarsi dark brown; posterior margin of scutellum with brownish yellow setae; lateral margin of male gonocoxite nearly straight ( Figs 12 a–b); male epiphallus with acute dorsal branch ( Fig. 12c )....... Meomyia kochae sp. nov.