278 NEW AUSTRALIAN ASILID^E, 



R.S. TAS. 



This species beai's a close resemblance to N. I'l/Zga/us, but 

 may be distinguished by tbe irregularly suffused wings, by 

 the abdomen bearing black instead of white bristles, and by 

 the moustache being almost wholly white, instead of half 

 black and half white. 



This species frequents tree trunks in the bush, wliere it 

 occurs somewhat sparingly during January and February. 



Neoi/a;;i:/s maculatiis, Sp. nov. 



Thorax black, indistinctly striped ; abdomen Idack, with 

 segmentations white ; femora black; tibiae uniformly reddish- 

 bhick; wings with four l>rown spots. 



Length. Female, ll-lo mm. 



Locality. Western Australia. 



Feinale. Face and front black ; moustache black, with a 

 few white hairs below; beard white. Thorax black, very 

 indistinctly striped, and 'gv^'j on postei'ior margin, with black 

 hairs and l^ristles ; scutelbim black, with two long, Idack, 

 terminal l)ristles, and black hairs. Abdomen black, with 

 segmentations white; marginal bristles white. Legs with 

 the femora black ; the tibise and tarsi uniformly reddish- 

 black ; the middle and posterior femora, and all the tibiae, 

 with black bristles ; pubescence black and white, especially 

 long on the anterior femora. Wings brown, with four brown 

 spots, which are situated at apex of second basal eel', at the 

 discal cross-vein, base of the cubital fork, and base of the 

 secund posterior cell ; there is also a small hyaline spot in- 

 side, and near the base of, the cubital fork. 



This species can only be confused with "N. caliginosjis, from 

 which it is distinguished by having the wings boldly spotted 

 instead of faintly suffused, by tlie black instead of white 

 moustache, by the thorax being black instead ot brownish, 

 by the abdominal bristles being white instead of black, and 

 by the darker tibise. 



Neoi/aimis gmmim's, Sp. nov. 



(This, and the following species, differ from those already 

 described by being brown instead of black, by their small 

 size, and by their femora being not wholly black.) 



Thorax yellow-brown, with one broad dorsal and two 

 lateral brownish-black stripes; abdomen brownish-black, 

 with conspicuous light yellow-brown segmentations ; femora 

 black above and red beneath ; tibice light yellow-brown, with 

 apex black; thoracic bristles white. 



Length. Male, 11-5 mm; female, Vlh mm. 



