BY E. W. FERGUSON AND MARGUERITE HENRY. 845 



from November 4th to March 26th; most numerous in November 

 and December; more than a thousand were found in one week. 

 It occurred everywhere, in the bush, in the cattle yards, and by 

 the sea at Laurieton. This species died quickly in captivity. 



Tabanus davidsoni Taylor. (Plate xlvi., fig. 4.) 



Proc. Linn. Soe. N.S. Wales, xliv., p. 65 (1919) . 



Only a few specimens of this species were collected, some on 

 cows, others resting on a fence; they were not seen outside the 

 Kendall dairies. Dates of occurrence from November 21st to 

 March 15th. A specimen has been kindly identified by Mr. 

 Hill by comparison with Taylor's type. 



Tabanus ochreoflavus, sp.n. (Plate xlvi., fig. 1.) 



A medium sized, yellowish brown species, with golden pubes- 

 cence . 



Female . Length, 12 . 5 mm. ; width across head, 5 mm . ; 

 wing, 11 mm. 



Face densely clothed with yellowish grey tomentum, sides be- 

 neath the eyes golden, hairs scanty, greyish; beard white. Palpi 

 moderately long, slightly thickened at base, ochraceous tawny, 

 pale golden hairs at the base. Proboscis short. Antennae, — 1st 

 two joints similarly coloured to palpi, apically fringed with black 

 hair, 3rd joint reddish yellow with basal portion longer than the 

 annuli, moderately broad at base, obtusely angulate, with a very 

 small tooth. Forehead narrow, parallel, densely clothed with 

 golden tomentum and with blackish hairs; callus narrow, elon- 

 gate, reaching not quite to middle. 



Thorax black, densely covered with tomentum of an old gold 

 colour, with erect brownish hairs and a scanty depressed golden 

 pubescence, shoulders with old gold tomentum and long dark 

 brown hairs. Pleurae clothed with grey tomentum and with 

 long creamy hairs, scutellum similar to thorax. 



Abdomen ochraceous tawny, darker at the bases of segments 

 3 — 7, but whole abdomen uniformly clothed with ochraceous 

 tawny tomentum, and dark blackish brown decumbent pubes- 

 cence, golden along posterior margins, venter light cream, darker 

 at bases of apical segments, thickly clothed with depressed creamy 

 pubescence . 



Legs similarly coloured to abdomen, tarsi slightly infuscate, 

 posterior tibiae with a fringe of rather dense black hairs. 



