192 



AUSTRALIAN PLIES OF THE FAIIILY ASILIDAE, 



■J"he abdominal bristles aie long, mostly black, and verj- pronounced as tar 

 as the fifth segment. The upper forceps of the male genitalia are short, and have 

 a process situated slightly above the middle of the outer border and turning at 

 right angles to it. 



The leg-s have the anterior femora without spines; the intermediate femora 

 have the system of spines more or less complete, but the spines on the anterior 

 sides are usually reduced to two or three; the posterior femora have a complete 

 system of bristles but the upper row on the anterior side is reduced in number. 

 The bristle system is explained in the introduction. 



The wings have a normal venation. The intermediate crossvein is situated 

 about the middle of the discal cell and, beyond this vein, there is a conspicuous 

 hyaline area. The second posterior cell is short and normal. 



?. The female is similar to the male. The ovipositor is short, compressed, 

 and contains a cylindrical styliform lamella. 



Hab. — New South Wales : Sydney, IMilson Island, Palm-beach, and Blackheath. 

 (October to December.) 



yote. — In the collections under revision, tliere are seventeen males and fifteen 

 females. One of the females is labelled Cerdistns sydneyensis Schiner in JfOss 

 Ricardo's handwi'iting 



NTeoitamus flavicinctus White. (Text-figs. 5, 6.) 

 Neoitamus flavichictus. White, Proc. Roy. Soc. Tas., 1913 (1911). p. 275; 1916, 

 p. 174; 1917, p. 92 (in key). 

 Description. >?. The face 1ms a large tubercle and a black moustache 

 There is a row of black bristles behind the eyes. 



The thorax has abundant black bristles which extend towards the anterior 

 margin, gradually diminishing in size. Besides the usual two presutural, there 

 are four more bristles situated between the humeral angle and the transverse su- 

 ture. Above the wings there are three or four bristles, referred to here as the 



Text-figs. b-Q.—NeoilatiiHS Jiavicinclus. o, fcMii:iIi' m-ipositor; (1. male genitalia. (.\ 25). 



