LIST OF DIPTERA. 869 



Musca Dioclea, n. s. Eutva, abdominis apice piceo, antennis pedi- 

 busque fulvis, alis fuco -cinereis basi fulvis, costa apicem versus 

 nigro-fusca. 



Head tawny, dark tawny on the crown ; epistoma slightly pro- 

 minent ; sides of the face without bristles: eyes pitchy ; fore part 

 flat, its facets larger than those elsewhere : feelers tawny ; third 

 joint linear, rounded at the tip, full four times the length of the se- 

 cond ; bristle black towards the tip, much longer than the third 

 joint: disk of the chest dark tawny; tip of the scutcheon armed 

 with a few black spines : abdomen obconical, a little broader but 

 not longer than the chest, pitchy towards the tip : legs pale tawny ; 

 feet dark tawny : wings brownish gray, tawny towards the base, 

 dark brown along the fore border from half the length to the tip ; 

 wing-ribs ferruginous ; veins pitchy, ferruginous towards the base ; 

 tip cross-vein forming a slightly obtuse angle with the fourth longi- 

 tudinal vein, curved inward, joining the border a little above the 

 tip of the wing ; lower cross-vein with two curves, the lower inward, 

 longer than the other, which is deeper and outward ; scales tawny. 

 Length of the body 4 lines ; of the wings 9 lines. 



Group IV. Palpostoma, Desv. Essai Myod. 429. 



C. Muscidee metallicae, Desv. Essai Myod. 44\. 



Group I. Silbomyia, Macq. Dipt. Exot. ii. 119. 



Musca fuscipennis, Fabr. Syst. Anil. 291, 37. Wied. Auss. 

 Zweif. ii. 388, 8. Silbomyia fuscipennis, Macq. Dipt. Exot. ii. 

 119, 1. 



a. Java. 



b. ? 



Group II. Chrysomyia, Desv. Essai Myod. 445. 



Musca marginalis, Wied. Auss. Zweif. ii. 395, 18. 



a. South Africa. Presented Dr. A. Smith. 



b. Congo. 



Musca putoria, Wied Auss. Zweif. ii. 403, 32. 



a. (Var. ?) Sierra Leone. Presented by the Rev. D. F. Morgan. 



PART IV. 4 G 



