272 IMiss G. Riciudo on the 



Pseudotahanus distincfiis, sp. n. 



Type (female) in Brit. ]\[iis. Coll. from Inkcnnaniij near 

 Towiisville, N. Queensland (//'. Stalker), 1908, 151. 



Black ; the abdomen with yellowish bands. Antennae 

 and legs blaek. AVings grey, tinged deep brown on the fore 

 border and more widely so at the apex on the submarginal 

 cell. 



Length 14 mm. ; proboscis 2 mm. 



Face covered with grey tomentum and with some silvery- 

 white short hairs in the centre and on the cheeks. Beard 

 same colour. Palpi rather long, two-thirds tlie length of 

 proboscis, blackish, a little stout at base, ending in a long 

 point. A)itenn(B same colour, the third joint Avith an angle 

 at base on its first division, the first two joiuts with a few 

 dark hairs. Forehead more yellowish in colour than the 

 face, parallel, about five times as long as it is broad ; the 

 frontal callus long, almost lineal, slightly enlarged ante- 

 riorly, reaching the ocelli. Eyes bare. Thorax black, with 

 two lineal grey tomentose strii)es, jjosteriorly, with a narrow 

 grey border which extends up the sides as far as the suture, 

 shoulders above this latter are yellowish. Breast and sides 

 blackish, with grey tomentum and white hairs. Scutellum 

 black, with a few white hairs. Abdomen blackish brown, the 

 posterior borders of all segments brownish yellow fading 

 into grey ; there is also a narrow band ou anterior border of 

 second segment; the bands are widest on the first two 

 segments ; pubescence on bands yellowish white, elsewhere 

 black ; underside same as dorsum. Leys wholly blackish 

 brown. Wings with no appendix, fore border narrowly 

 yellow as far as the stigma, which is brown. 



Pseudotahanus queenslandi, sp. n. 



Tvpe (female) from Kuranda, Queensland (F. P. Dodd), 

 1914, 381, in Brit. Mus. Coll. 



Another female from Endeavour River, Queensland, in 

 Mr. Frenches Coll. 



A blackish species, with median grey spots and bands on 

 abdomen. 



Length 14| mm. 



Face covered with ashy-grey tomentum, convex in the 

 centre, divided from the cheeks by a deep furrow ; pubes- 

 cence on face scanty, consisting of a few short white or 

 yellow hairs. Beard white. Palpi same shape as those of 

 Pseudotabunus distinctus, black, two-thirds the length of the 



