194 Records of the Indian Museum. [Vol. IV, 



tomentum and black and white hairs. Scutellum on outer border 

 covered with gre}* tomentum, pubescence black, white on the outer 

 grey border. Abdomen with distinct white-haired bands on every 

 segment except the seventh, enlarging sHghtly in the middle to 

 half-moon spots and wider at the sides ; under side similar. Legs 

 black or brownish black, with black pubescence, coxae with white 

 pubescence, and a few white hairs on hind femora below, the tibiae 

 are sometimes obscurely reddish brown at base. Wings clear, 

 tinged faintly with brown, in one specimen it is more distinct and 

 borders the longitudinal veins. 



Tabanus sanguineus, 5 , Walker. 



Dipt. Saund., i, p. 54 (1850). 



Tabanus assamensis, ? , Bigot, Mem. vSoc. Zool. France, v, p. 

 653 (1892). [Atylotus.'] 



Walker type 2 from Java (Saunders coll.). 



Bigot type 9 , faded, from Assam. 



In Brit. Mus. coll. females from Kelantan. Malacca ; and 

 Hongkong. 



In Hewlett coll. from Pusa, Bengal; and Khasi Hills, 

 1,000 — 3,000 ft. high. 



Others sent for identification from Daricn Tipus and Negui 

 Sembilan, Federated Malay States; Kuala Lumpur and Jelebu, 

 Federated Malay States ; lyushai Hills, Burma; and Formosa. 



In Kertesz coll. two females from Sumatra. 



This species has a wide distribution and is a handsome, easily 

 recognised species, but ver^^ liable to vary in appearance owing to 

 denudation on abdomen. In well-preserved specimens the abdo- 

 men appears blackish or reddish brown, with well-marked whitish- 

 haired triangular spots on each segment, and with white-haired 

 posterior borders, widest at sides. Forehead wide with large club- 

 shaped callus. AH the tibiae white. Length of type 17I mm., 

 others 18 — 21 mm. 



Face covered with light greyish tomentum and with rather 

 thick silvery white pubescence. Palpi yellow or light reddish with 

 white pubescence and some black hairs at apex, short, stout, 

 ending in a point. Beard silver}^ while. Antennae reddish brown 

 with distinct tooth, the first two joints with black pubescence, the 

 third joint long and slender. Forehead broad, short, rather more 

 than four times as long as it is wide, almost the same width 

 throughout, darker than the face with chiefly black pubescence, 

 the frontal callus red-brown, large, oblong, almost reaching the 

 eyes with a stout spindle-shaped extension. Thorax reddish brown 

 or blackish browai, with grey tomentum on dorsum and chiefly 

 black pubescence, stripes on well-preserved specimens distinct, 

 sides with black hairs, round root of wings tufts of white hairs. 

 Scutellum same as thorax, bordered with a short fringe of white 

 hairs. Abdomen reddish brown, often blackish brown, with white 



