522 AUSTRALIAN TABANIDiE, iii., 



and second joints clothed with fairly long, black hairs, dense on 

 the second joint, which is half the length of the first, base of 

 third with a wide angle, and a dorsal and ventral row of black 

 bristles; palpi yellow, first joint egg-shaped, with long, golden 

 hairs, black on the apex; second joint about one- third longer 

 than first, densely clothed with long, black pubescence, and 

 gradually tapering to a blunt point; proboscis black, slightly 

 more than twice the length of palpi; eyes black, nude; ocellar 

 triangle prominent, golden, with long, black and golden hairs, 

 ocelli pale; beard yellowish, dense. 



Thorax black, with golden tomentum, and long, golden, and 

 short, black pubescence, laterally with a dense border of golden 

 hairs; scutellum similar to thorax; pleurte with grey tomentum 

 and dense, yellowish hairs. 



Abdomen densely clothed with black pubescence, first and 

 second segments golden, third brown, fourth darker, with a 

 broad, posterior band, remaining segments golden, segmentations 

 paler, mainly with golden pubescence, lateral pubescence golden, 

 venter covered with golden tomentum and hairs, with scattered, 

 black ones. 



Legs : coxae, femora, and tibiae golden; coxae with dense, golden 

 hairs; tibiae mainly yv^ith black ones, dense on the hind-tibiae: 

 tarsi reddish-yellow, pubescence black, dense; spurs on hind- 

 tibiae reddish, prominent. 



Wings faintly dusky, yellow at base and along costa; veins 

 yellowish-brown; a long appendix present. 



Hab. — Q.: Brisbane (H. Hacker; Oct., 1916). 



Differs from C. wainwrighti Ricardo, inter alia, in size, colour, 

 thoracic and abdominal markings — the thorax and abdomen of 

 C. hamlyni lacking stripes. The tarsi are also very different. 



I have much pleasure in dedicating this species to Dr. R. 

 Hamlyn Harris, Director of the Queensland Museum. 



Subfamily T a b a n i n iE. 

 Group iv. Forehead with no callus. 

 Tabanus hackeri, sp.n. 

 Length, 11*5-13; length of wing, 11-12; width of head, 4-5-5 mm. 



