Key to Bonjeania species

1. Head shape in profile round or slightly higher than long (see Winterton et al. 2000: fig. 1); antennae not

produced anteriorly, or only slightly raised on tubercle on lower frons; anterior margin of wing not infuscate.............................................................................................................................................................. 5. - Head shape in profile projecting anteriorly, longer than high (Figs 4 A and 7A); antennae produced anteriorly on protruding lower frons and face; wing infuscate along anterior margin (sometimes also smoky infuscate throughout wing) ......................................................................................................................... 2.

2. Pleuron and anterior abdominal segments with distinct, white-silver stripe of pubescence (Fig. 1) ............ ................................................................................................................................................ zwicki sp. nov.

- Pleuron and anterior abdominal segments without stripe of pubescence ................................................... 3.

3. Scutum mostly black, covered with white, scale-like setae .................................................. apluda sp. nov.

- Scutum completely orange (sometimes with dark medial stripe), without white, scale-like setae ............ 4.

4. Pleuron uniformly black; anterior margin of wing dark infuscate ......................................... bapsis sp. nov.

- Pleuron orange on dorsal half, ventral half black; anterior margin of wing orange-yellow.. webbi sp. nov.

5. Median occipital sclerite glossy black; gonocoxal apodeme and distiphallus greatly elongate with ejaculatory apodeme relatively narrow in profile (see Winterton et al. 2000: fig. 10A) ....................................... 6.

- Median occipital sclerite pubescent; height of ejaculatory apodeme almost equal to length (Winterton et al. 2000: fig. 7E), or gonocoxal apodeme and aedeagus not greatly elongate, barely extending anteriorly beyond genitalic capsule (Figs 3 F–G, 5F–G) ............................................................................................. 7.

6. All femora entirely yellow; pubescence on scutum entirely white dorsolaterally and posteriorly, two dorsocentral white spots at transverse suture, poorly defined dorsocentral white stripes extending from posterior of scutum anteriorly 1/2 way to transverse suture; katepisternum silver pubescent on all but anterodorsal edge where glossy black ........................................... flavofemoralis Winterton & Skevington.

- Mid femur yellow basally; pubescence on scutum restricted to small, white, posterolateral and anterolateral patches; katepisternum black, very sparsely silver pubescent, appearing bare but not glossy............... .................................................................................................................. irwinae Winterton & Skevington.

7. Frons entirely silver pubescent except for elliptical glossy brown, medial patch above antennal insertions; scutum patterned as in Winterton et al. (2000: fig. 5B), white setae covering scutum; mid femur with single ventromedial bristle; hind femur with 3 ventromedial macrosetae; postpronotal lobe entirely silver pubescent, covered with white setae ...................................................... trilineata Winterton & Skevington.

- None of these characters present ................................................................................................................ 8.

8. Frons mostly covered with elongate setae; katatergite glossy brown; male frons wider than or equal to width of ocellar tubercle (except B. argentea sp. nov.).............................................................................. 9.

- Frons with few, relatively short setae; katatergite with at least some pubescence; males with ocellar tubercle wider than narrowest point of frons .................................................................................................... 14.

9. Legs entirely bright yellow; antennae bright yellow; scutum and scutellum glossy black; wing venation yellow ........................................................................................................ orphne Winterton & Skevington.

- Legs not as above; antennae dark brown; scutum and scutellum pubescent; wing venation dark........... 10.

10. Coxae black, overlain with silver pubescence; aedeagus and gonocoxal apodeme relatively short, barely extending anteriorly from genitalic capsule; ejaculatory apodeme not greatly elongate (Figs 2 E, 3F, 5F) .. 11.

- Coxae orange-yellow; aedeagus and gonocoxal apodemes greatly elongate, extending anteriorly a long distance into abdominal cavity; ejaculatory apodeme greatly elongate (see Winterton et al. 2000: figs 6D– F) ......................................................................................................................................... actuosa (White) .

11. Femora bright orange; scutum glossy black with white, pubescent, dorsocentral stripes anteriorly, pubescence filled between stripes posteriorly to form quadrangular shape; pleuron glossy black with dense stripe of silver pubescence; occiput convex dorsally in both sexes ........................................ affinis sp. nov.

- Femora dark brown or black; scutum dark, overlain with black or grey-brown mottled pubescence; dorsocentral stripes only faint at best; sparse, grey-silver pubescence on entire lower half of pleuron; male

occiput concave along dorsal margin (female convex) ............................................................................ 12. 12. Scutum overlain entirely with matte, black pubescence ........................................................ segnis (White) .

- Scutum overlain with brown-grey pubescence, often mottled or with faint grey dorsocentral stripes .... 13.

13. Scutum brown mottled pubescent; male abdomen brown laterally, with silver velutum. argentea sp. nov.

- Scutum overlain with brown pubescence with grey dorsocentral stripes; abdomen brown pubescent medially, silver velutum absent............................................................................................ jefferiesi sp. nov.

14. Scutum with broad matte black stripe between dorsocentral setae (see Winterton et al. 2000: fig. 5A); spermathecal sac reduced .......................................................................................... nitidifrons (Macquart) .

- Scutum without matte black stripe; spermathecal sac not reduced .......................................................... 15.

15. Scutum with matte black pubescence posteriorly in both sexes; male scutum also mostly brown pubescent anteriorly, with narrow, grey dorsocentral stripes; female scutum also brown pubescent anteriorly but with metallic grey patch of pubescence medially, matte black pubescence present anteriorly as dorsocentral stripes; male hypandrium with posteriorly directed lobes laterally, adorned with strong, dark and pale setae (Fig. 6 B–C) ............................................................................................................. lambkinae sp. nov.

- Scutum not patterned as above; male hypandrium without lobes ............................................................ 16.

16. Body length greater than 12 mm; katepisternum densely silver pubescent on posterior 1/2, very sparsely pubescent on anterior 1/2 so appearing brown but not glossy; frons wrinkled (male unknown).................. ................................................................................................................. dynastis Winterton & Skevington.

- Body length less than 8.5 mm; katepisternum silver pubescent on all but anterodorsal edge where glossy dark brown; frons smooth......................................................................................................................... 17.

17. Femora black; tarsi of fore leg dilated (see Winterton et al. 2000: fig. 5I); dorsum of scutum appearing black, sparsely brown pubescent ............................................................ clamosis Winterton & Skevington.

- Mid femur yellow on distal 2/3, brown proximally; tarsi of fore leg and mid leg approximately equal in diameter (see Winterton et al. 2000: fig. 5J); dorsum of scutum densely brown pubescent......................... .............................................................................................................. angelikae Winterton & Skevington.