DIPTKRA. O 



DlMASSUS TERMINALIS, PlatC I. fig. 0. 



Mas. Niger, lateribus scutelli margine ahdominisque apice ferrugineis, 

 abdominis segmentorum marginihus posticis albis, aniennis pedibus- 

 que ferrtigineis, tarsis nigris, alis subcinereis fusco bifascialis. 



Body black : head adorned with white lustre, beset behind with black 

 bristles, clothed beneath with hoary hairs ; eyes pitchy, fore part flat, its 

 facets hardly larger than those elsewhere : sucker black ; palpi lawny, 

 clothed with black hairs ; feelers ferruginous ; first and second joints beset 

 with black bristles : chest adorned with two gray stipes, its sides and the 

 hind border of the scutcheon ferruginous: abdomen dull black, adorned 

 with gray lustre, slightly decreasing in 1)readth from the base to the tip, 

 clothed on each side with white hairs, about twice the length of the chest ; 

 sides and tip fen'uginous, the latter clothed with black hairs ; hind borders 

 of the segments white : legs ferruginous ; hips black, tinged with gray ; 

 shanks beset with a few black bristles ; feet black ; four hinder feet yellow 

 at the base ; foot-cushions tawny: wings gray, slightly tinged towards the 

 hind border with pale brown, adorned with two broad dark brown bands, 

 the second extending near to the tip ; wing-ribs tawny ; veins black, tawny 

 at the base and along part of the fore border ; tip cross-vein very slightly 

 curved upward till near the tip, where it has a short and equally slight 

 downward curve ; poisers tawny, their knobs dingy yellow, black towards 

 the base. Length of the body 5 — Splines; of the wings 8 — 9 lines. 



New South Wales. 



DiMAssts Div'isus, Mas. 



Niger, abdomine basi fulvo, antennis 7iigris, pedibit,i fulvis, tibiis piceis 

 basi fulvis, tarsis nigris basi albis, alis liittpidis cinereo Wifasviatis 

 ad costam suhfulvis. 



Body black, shining : sucker, palpi and feelers black : feelers a little 

 longer than the head ; first and second joints beset with short black bris- 

 tles : eyes red ; all the facets very small : abdomen cylindrical, nearly 

 twice the length of the chest ; first, second and third segments bright 

 tawny : legs tawny ; shanks beset with a few short black bristles, pitchy 

 for two-thirds of the length from the tips ; feet black ; first joint white, with 

 the exception of the base, which is pitchy ; foot-cushions tawny : wings 

 colourless, with a slight tawny tinge along the fore border, adorned with 

 Ihrec broad dark gray bands ; the third extends nearly to the tip. and is 



