Miss G. Ricardo 07i the Asili(la3. 170 



Tioiiitalia with no such tuft ]0. 



8. Ovipo.sitor of female lonjr 9. 



Ovipositor of feniale short 11. 



9. Genilalin rather larjj;e ; forceps club-shaped. 

 Ovipositor composed of the last three seg- 

 ments Jlavibarbis, Adams. 



Genitalia slender; the forceps nearly bitid. 

 Ovipositor composed of the last two seg- 

 ments ugaTidiensis, ep. n. 



10. SmuUer than P. ueglif/eiis, Adams. Geni- 



talia longer abdominalis, sp. n. 



11. Genitalia with a tuft of white hairs 12. 



Genitalia with no such tuft 15. 



\'2. ^'ery large species. Moustache yellow and 

 black. Scutellum with a double row of 

 black bristles and with white hairs. 

 Legs reddish negliyens, Adams. 



Genitalia of male long. Moustache yellow 

 and black. Scutellum with black bristles 

 and some white hairs. Legs blackish, 

 only the tibiie dull red tokotra, Ricardo. 



Genitalia of male short, with blaclc tuft- 

 hairs below. Moustache silky yellowish 

 white. Scutellum with black and yellow 

 bristles hreviventris, sp. n. 



Last segment of abdomen produced below. 

 Moustache yellow and black. Scutellum 

 with yellow bristles outside and black 

 ones inside binucleatus, Bezzi. 



Genitalia slender. Wings short. Mous- 

 tache snowy white. Scutellum with yel- 

 low bristles brevi'penm's, sp. n. 



13. Species with snowy-white moustache and 



white bristles at vertex. Scutellum with 

 white and black bristles 14. 



14. Femora reddish with a black stripe 7-ectangularis, Loew. 



Femora blackish . ruejjpelln, Loew. 



15. Bright yellow-haired species. Moustache 



yellowish. Scutellum yellow - haired. 

 Legs bright reddish' yellow, with black 

 stripe on femora Jlavopilosus, sp. n. 



The otlicr described species from this region are P. ponti- 

 fex, P. rex, P. enucleatus, Karsch, very large species with 

 blackish legs, the tiljiie yello\v-l)rown, also P. hutleyri, (j" , 

 Corti, with only the anterior tibiae testaceous, P. aryyropvs, 

 Bezzi, a black white-haired species with the first ])osterior 

 cell closed and stalked, P. chulcops, Si)ciser, with brown- 

 yellow legs which have thick yellow pubescence, P. rapa.r, 

 Gerst., very insufficiently described, the femora and tibire 

 blood-red, white-haired, all from E. Africa ; also P. ijossxj- 

 piatus, Spciser, in the fasciatus group near P. xunthulric/uts^ 

 Bezzi, with black bristles on the scutellum and lcg.s. mous- 

 tache chiefly yellow ; P. apica/is, Adams, from Rhodesia, 



