518 Piof. W. J. Diikin and Mr. M. G. C. Fordliara on 



immense area of the State is taken into consideration, tlie 

 amount of material collected was indeed small. But the 

 same criticism might be applied to the combined collections 

 of Diptera made in the western half of the continent. Very 

 little is really known of the Dipterous fauna, and this is, 

 perhaps, a little remarkable, seeing that Lepidoptera are not 



Fig. 1. 



CnMiftox «OI>*c<rali|-o»> 



Mtnvrrte 



Map showing distribution of species described. 



common in Western Australia, whilst the Diptera are always 

 a nuisance and often a danger. 



One of the results of our effort was the collection of a 

 number of interesting Asilids. Several of these were pre- 

 sented by friends, esj)ecially by Mr. J. J. Clark, of the Ento- 

 mological Department. Tiie specimens have been examined 

 in England, and amongst them we have_found at least one 



