48 Miss G. Ricardo on 



ahtloiueti with wliife hairs ; on the dorsum yellowisli or 

 greyish toiuentum is present. Wtngs with yellow veins. 



Asilus depuhus, cJ , Walker. 

 Proc. Liim. Soc. London, vii. p. 207 (1864). 



Type (male) from ]\Iena(Jo. 



A pale-coloured species, with reddish-yellow leos ; the 

 abdomen covered with yellowish tomentum. Autennre 

 black. Moustache whitish. 



Length 14 mm. 



Face covered with yellow glistening tomentum, tubercle 

 only on the lower part ot face. Moustache composed of stout 

 black and yellow bristles. Palpi with yellow hairs. ]^<'urd 

 whitish. Face above moustache bare. Antennce blackish, 

 the second joint reddish, with yellow hairs, the first with 

 short, stout, black bristles, the third longer than the two 

 joints together ; arista as long as or longer than the joint. 

 Forehead with tomentum as on the face and with yellow hairs 

 on each side. Hind part of head with black bristles and 

 some yellow ones. Thorax blackish brown, with greyish- 

 yellow tomentum, the median broad stripe very narrowly 

 divided, joining again posteriorly, the side-stripes distinct; 

 pubescence sbort, black, with longer black bri-,tles posteriorly. 

 Scutellum with two yellow bristles. Abdomen covered with 

 yellowish tomentum and short yellowish pubescence, yellow 

 bristles at sides. Genitalia very large, shining reddish 

 brown ; the upper forceps very large, tritid ; the upper tooth 

 short, reddish, with yellow hairs, the lower tooth large, solid, 

 forming the oblong apex; between the two is a small reddish 

 spine-like tooth, the lower forceps long, the basal part large, 

 triangular, the apical part consisting of a stout point bent 

 inwards; no pubescence is visible except some long yellow 

 hairs on the upper side at the base, but the insect is in bad 

 condition. Leys reddish yellow ; femora with a short black 

 stripe, faint on the hind pair ; the knee and tarsi, with the 

 exception of the metatarsi, also black ; the fore femora with 

 tine long yellow hairs below, the others with only a few, and 

 stout black bristles ; fore tibise with a few hairs below ; 

 elsewhere the pubescence is yellow, dark on the tarsi ; all 

 bristles black. Wings large, clear, with the usual shading 

 at apices and posterior bordeis. 



Asilus contortus, ? , Walker. 

 Proc. Linn. Soc. London, i. p. 117 (1857). 

 'J'ype (female) from Borneo (Walker Coll.). 



