260 THE ENTOMOLOGIST. 



white, short, slender ; femora black above. Wings pellucid ; 

 veins testaceous ; fore fork of the cubital forming near its 

 base an obtuse angle, which emits a branch. Halteres testa- 

 ceous. Length of the body 7j lines. Wady Genneh. 



Gen. Damalis, Fabr, 



19. D. cinclipes. Male. — Black. Head broader than the 

 thorax ; mystax composed of a few white bristles. Proboscis 

 very short. Antennae setaceous, slender. Thorax with a few 

 slender black bristles. Abdomen more than twice the length 

 of the thorax. Legs with some white hairs; tibiae testaceous 

 towards the base; hind tibiae clavate ; hind tarsi dilated. 

 Wings cinereous ; veins black. Halteres testaceous. Length 

 of the body 4^ lines. Hor Tamanib. 



Fam. NEMESTRINID.E. — Gen. Nemestrina, Wied. 



20. N. ^(/yptiaca,W\ed. Auss. Zweifl. i. 249. N. reticulata, 

 Latr., and N. ^gyptiaca may be identical. The family 

 Nemestrinidae excel all the other Diptera in the development 

 of their wing-veins, and in their consequent power of flight. 

 Cairo. A specimen of this species, from Trebizonde, is in the 

 British Museum. 



Fam. BoMBYLiDiE. — Gen. Exoprosopa, Macq. - 

 2L E. gloriosa. Female. — Black. Head with bright gilded 

 tomentum and pubescence ; epistoma prominent. Eyes 

 iridescent. Antennae black, lanceolate ; first and second 

 joints luteous. Fore border and sides of the thorax and sides 

 of the pectus with bright gilded hairs; scutellum ferruginous. 

 Abdomen broadly and thickly bordered above and below 

 with bright gilded hairs ; under side more thinly covered 

 with pale gilded hairs. Legs luteous, with short black 

 bristles ; tarsi black, except at the base. Wings black, with 

 brilliant blue and purple reflections. Halteres testaceous. 

 Length of the body 7|^ lines. The species of Anthrax and 

 of Exoprosopa excel all the rest of the Diptera in beauty 

 and elegance, and E. gloriosa is more gorgeous than all the 

 others of its tribe. Harkeko. 



22. E. rnaryinalis. Female. — Black. Head tawny^on^each 

 side of the epistoma, which is prominent. Antennae black. 

 lan*ceolate. Thorax thickly clothed with orange hairs on the 

 fore border and on each side with orange hairs. Scutellum 

 piceous. Abdomen tawny and with gilded tomentum on 



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