Asilidse of Australia. 61 



armed with fairly numerous black bristles ; tarsi with stout 

 black bristles. Wings as long as the abdomen^ clear, pale 

 yellowish at the extreme base; veins brown, the first vein 

 from the discal cell bulges moderately into the first posterior 

 cell ; the small transverse vein is on the apical third of the 

 discal cell ; fourth posterior cell open but very narrow at the 

 border, anal cell the same. 



Laphhinm. 

 Niisa queensJandi, ^ , sp. n. 



Type (male) from Stannary Hills, N. Queensland, circa 

 .•^OOO feet {Dr. T. L. Bancroft), 1909, 145. 



The only species of this genus recorded from Australia is 

 N. tectamus, Wlk., a large species distinguished by the grey 

 hairs at base of abdomen. This is a blue-black shining 

 species considerably smaller, and the abdomen is bare. Legs 

 with white and black pubescence. 



Length 16 mm. 



Face black, with white tomentum at sides. Moustache 

 consists of stout black bristles, with long white hairs below 

 and white hairs at sides of face. Palpi black, with some 

 short reddish hairs at apex. Antetuioi blackish brown, the 

 first two joints with black hairs below and a strong black 

 bristle on underside of the second joint. Forehead with black 

 bristles on the central tubercle and whitish hairs at sides and 

 round head, and one black bristle each side. Prothorax 

 armed with a circlet of black bristles. Thorax with some 

 sparse black pubescence, shoulders greyish white. Scntellum 

 the same, with a fringe of weak black bristles on its poste- 

 rior border, Abdonien with a white spot at the side of the 

 second, third, and fourth segments, two stout black bristles 

 on side of second segment, and one on nearly all the remaining 

 segments, with black hairs at sides and white ones on the 

 pale spots. Genitalia j^rominent, with black and yellow 

 hairs. Legs blackish, with black ])ubescence, the femora 

 with some white hairs, the tibia3 with chiefly white hairs and 

 Avith black bristles, the tarsi armed with numerous strong 

 black bristles. JVitigs brownish, paler on posterior border, 

 the first posterior cell closed near the border, fourth and anal 

 cell also closed. 



A female or male from Eidswold, Queensland, though 

 much smaller (only measuring 12 mm,), appears to be iden- 

 tical with this male, though the white pubescence on the legs 



