African Phlebotomic Diptera. 349 



milky streak, which borders distal margin of transverse band 

 as far as fourth posterior cell, separating apical blotch and 

 infuscation below it from transverse band. Halteres dark 

 brown, knobs paler below! Legs: coxae clothed with whitish 

 hair, middle and hind coxae grey, front coxae buff, grey at 

 the tip ; trochanters, tips of femora and of first joint of each 

 tarsus, and last four joints of each tarsus except at extreme 

 base dark brown, front tibiae brownish at distal extremity ; 

 femora clothed with pale yellowish or whitish hair, tibiae 

 clothed with short blackish hair, hind tibise also with short 

 yellowish hair on outer side at base. 



Cape Colony : type and two other specimens from Ann- 

 shaw, King William's Town District (Miss Barrett). 



The coloration of the antennse and their swollen first joints, 

 in conjunction with the sharply defined wing-markings, will 

 suffice to distinguish this species from any other African 

 Chrysops at present known. 



Genus Rhinomyza, Wied. 



Rhinomyza perpulcra, sp. n. 



? . — Length (6 specimens) 12*25 to 126 mm.; width of 

 head 4 to 4*2 mm. ; width of front at vertex 05 to 0*6 mm. ; 

 length of wing 11*8 to 12 mm. 



Dorsum of thorax mummy-brown, unicolorous ; dorsum of 

 abdomen tawny -ockraceous, with two broad, black, longitudinal 

 stripes, either entire or more or less incomplete after reaching 

 hind margin of third segment ; pleura, pectus, and venter buff, 

 without markings ; both upper and lower branches of third 

 joint of antennae long and slender ; wings ivith a yellowish 

 tinge, especially in proximal half ; costal border, including 

 distal extremity down to level of posterior branch of third 

 longitudinal vein, first basal and proximal two-thirds of second 

 basal cell, and a broad transverse band, starting from costal 

 border below stigma, extending to posterior margin, and curving 

 back into tips of anal and axillary cells, clove-brown. 



Head orange-buff, front immediately above base of antennae 

 and prominent central portion of face darker (tawny or 

 tawny ochraceous), the latter more or less shining; elongate, 

 shining frontal callus shaped as in Rh. denticornis, Wied., 

 tawny, with upper half dark brown, or at least with a dark 

 brown spot above middle ; ocellar spot dark brown, con- 

 nected with upper extremity of callus; lower surface of 

 head clothed with buff-yellow hair; proximal joint of palpi 

 orange-buff, clothed with buff-yellow hair, terminal joint 



