LIST OF DIPTERA. 207 



222. Tabanus missionum. 



Foena. Cinereus ; antennae fulvce apice fuscce ; abdomen fulvum, 

 vitta dorsali nigricante ; pedes fulvi, tibiis anticis nonnun- 

 quam basi albis apice nigris, tarsis anticis f us cis ; alee hyalince, 

 vence cubi talis rarno \o furcato. 



Tabanus missionum, Macq. Dipt. Exot. i. 2, 186. 

 Brazil. 



223. Tabanus nuntius. 



Mas. Niger ; oculi cenei ; palpi albi ; antennae parvce, fulvce, 

 subarcuatae, simplices, vix dilatatcs ; thoracis latera fulva ; 

 abdomen fulvum, vitta lata nigra ; pedes fulvi, tibiis anticis 

 apice, tarsis anticis femoribusque nigris ; alee subcinerece. 



Male. Black. Head clothed beneath with white tomentum 

 and down. Eyes aeneous, composed of extremely small facets. 

 Palpi white. Antennae small, tawny, black at the tips, slightly 

 curved ; third joint hardly dilated, forming an obtuse angle above. 

 _ Thorax slightly covered with gray tomentum ; sides tawny. Pectus 

 with whitish tomentum. Abdomen tawny, with a broad black 

 dorsal stripe. Legs tawny ; femora, fore tarsi, and tips of fore 

 tibiae black. Wings grayish ; veins black, tawny at the base and 

 along the costa ; cubital vein simple, forming a very obtuse angle 

 near its base ; subanal joining the anal at some distance from the 

 border. Halteres white. Length of the body 4J lines ; of the 

 wings 9 lines. 

 a. Santarem, Brazil. • From Mr. Bates' collection. 



224. Tabanus albomaculatus. 



Mas. Ferrugineus ; oculi cenei ; palpi picei, basi testacei ; an- 

 tennae nigrae, furcatae, subarcuatae, valde acuminatae ; thorax 

 nigro trivittatus ; pectus nigro varium ; abdomen nigrum, 

 vittis duabus macularibus albis ; pedes nigri ; alee obscure 

 fuscce, apicibus, marginibus posticis maculisque nonnullis 

 cinereis, 



Male. Ferruginous. Head with testaceous tomentum and 

 down. Eyes aeneous, composed of extremely small facets. Palpi 



T 2 



