LIST OF DIPTEEA. 7H) 



193. Asilus Scaubus. 

 Asilus Scaurus, Cat. of Diptera, Pt. 2, 464. 

 Tripoli. 



194. Asilus dubius. 



Flavidus ; mystax jlavus ; antenna nigra, basi testacea ; thorax 

 vittis nigris ; abdomen maris cinereum, i'osm. vitta dorsali 

 nigra; pedes fulvi ; alee maris rufescentes dilatata, fam. 

 hyalina. 



Asilus dubius, Macq. Dipt. Exot. Suppl. 1, 89, 44, pi. 8, f. 15. 



Connects Asilus with Erax. 



South Africa. 



Var. ? Mas. Cinereus ; caput subtus albo pilosum ; mystax 

 albido testaceus ; thorax vitta dorsali interlineata duabusque 

 lateralibus interruptis nigro-fuscis ; abdomen vitta dorsali 

 interrupta nigra-fusca ; pedes fulvi, femoribus extus tarsisque 

 nigris ; ala> sublimpidce, antice et apud venas subfuscescentes. 



Male. Cinereous. Head whitish, and with whitish hairs behind 

 and beneath. Mystax with whitish testaceous bristles. Antennee 

 black. Thorax with three blackish brown stripes ; the middle one 

 divided ; the lateral pair interrupted. Abdomen with an interrupted 

 dorsal brown-bordered black stripe; tip clothed beneath with 

 yellowish hairs. Legs tawny ; femora on the outer side and tarsi 

 black. Wings slightly brownish, nearly tipped at the base and 

 along most of the hind border ; veins black, ferruginous at the base. 

 Halteres pale yellow. Length of the body 7 lines ; of the wings 1 ] 

 lines. 



a. Port Natal. From M. Gueinzius' collection. 



195. Asilus acrobaptus. 



Mas. Canescens ; mystax albus ; antenna nigra ; thorax vilta- 

 tus ; abdomen nigrum, marginibus fasciisque canis ; tibia 

 rufescentes ; ala subfiavescentes, macula apicali fusca. 



Asilus acrobaptus, Wied. Auss. Zitvifl. i. 449, 36. 



Cape. 



