66 AUSTRALIAN TABANID&, iv., 



visible when denuded, scarcely discernible under the tomentum. 

 sides reddish, pubescence black; scutellutn reddish-brown, to- 

 mentum brown; pleurae with grey tomentum and pubescence. 



Abdomen reddish-brown, pubescence black, pale on the seg- 

 mentations and laterally; venter reddish-brown, blackish in the 

 centre and toward the apex ; pubescence and tomentum pale. 



Legs: forelegs black, basal two-thirds uf tihise yellowish, with 

 pale pubescence, mid- and hind-femora reddish-brown, pubes- 

 cence pale, tibia? yellowish-brown, hind paler, pubescence mainly 

 black, tarsi black, pubescence black. 



Wings clear; veins dark brown; stigma pale yellow; no ap- 

 pendix. 



J/ab.—Q.: Mt. Tambourine( W. H. Davidson per R. J. Tillyard). 



This is a very distinct species, and is most nearly related to 

 T. kershatvi Ricardo, but may be distinguished from it, inter alia, 

 by the face, cheeks, palpi, and antenna?. 



Tabanus palpalis, sp.n. 



£. Length, 9; width of head, 3: length of wing, 9*25 mm. 



Head: face and cheeks yellowish, pubescence pale: beard pale; 

 front yellowish, pubescence black, slightly narrower posteriorly, 

 about three and a half times as long as wide anteriorly, frontal 

 callus small, reddish-brown, almost quadrate, about half the 

 width of the front, lineal extension very short and thin; first 

 two joints of antenna? reddish-yellow, pubescence black, third 

 joint bright reddish, basal portion broad, no angle or tooth 

 present, apical annuli black; palpi yellowish, second joint long, 

 thin (resembling the palpi of Silvius), and ending in a blunt 

 point, pubescence mainly pale. 



Thorax dark olive-butt", shoulders reddish, pubescence pale on 

 the sides, scutellum darker than thorax; pleura? greyish. 



Abdomen reddish-yellow, apex darker, pubescence apparently 

 pale, mostly denuded, venter similar to dorsum, pubescence pale. 



Leys reddish-yellow, fore-femora and tibia? darker, tarsi dusky, 

 pubescence pale, black on tarsi. 



Wings clear; veins brown; stigma lemon-yellow; a long ap- 

 pendix present. 



