282 Miss G. Ricardo on the 



the segmentations. Let/s blackish, the femora with grey 

 tomcntuni : the tibiae reddish ; jiubcsccnce black, femora 

 with some long wliite hairs, and the tibice, esiiecially the 

 niiddU' I'air, with some short white hairs. IVings clear, 

 appendix [)rescnt, veins reddish yellow ; stigma very indis- 

 tinct, ])ale yellow. 



The male 1 have not been able to identify with certainty. 



Tiibanns postpoiiens, ? , Walker, List Dipt. i. p. 179 (1848). 



Type (female) from New Holland. 



A small species with reddish-yellow antcnnse and legs, a 

 broad forehead, widest anteriorly with a small oblong frontal 

 callus. Abdomen reddish brown with wide grey tomentose 

 bands and median spots. 



Length 12 mm. 



Face covered with yellowish-grey tomcntnm, a few dark 

 liairs in centre. Beard yellowish white. Palpi pale orange- 

 yellow, slender, stout on more than half their length, ending 

 in a long fine point, with rather thick short white pubes- 

 cence. Aiiteutice ]\Iars-yellow, the first two divisions with 

 some black liairs, the third division incomplete, stout at 

 base with an indistinct tooth. Subcallus same colour as 

 antennte, shining, but probably from denudation of greyish 

 tomentura. Forehead a little wider anteriorly than at 

 vertex, covered with grey tomentura, about three times as 

 long as it is broad anteriorly ; frontal callus small, oblong, 

 not reaching eyes, chestnut-brown, with a short lineal 

 extension. Eyes distinctly hairy. Tliorua: blackish brown 

 covered with greyish tomentum Avhich leaves three dark 

 stripes visible, some pale fulvous ajipressed pubescence on 

 dorsum and some longer dark hairs at sides. Scutelluin 

 same colour. Abdomen reddish brown, the grey tomentose 

 bands are present on every segment except the last one, 

 about half tlie width of the segment, extending in the 

 middle to an obtuse trianglar spot, largest on the second, 

 third, and fourth segments, pubescence on these bands 

 yellowish. J^egs Mars-yellow, dusky on apices of tarsal 

 joints, pubescence on femora white, elsewhere black, 

 iVings clear, veins and stigma yellowish brown ; small 

 appendix present. 



Tabanus basalts, ? , Walker, List Dipt. i. p. 182 (1848). 



'i'vpe (female) from New Holland, and another female 

 from Tamworth, New S. Wales, 12. 12. 92, from Froggatt 

 Coll. 



