432 



STUDIES IN AUSTRALIAN NKUROPTERA, viii. 



genus Varnia Walker, with its type V. perloides, ; and secondly 

 in suppressing the genus Nespra Navas, as a synonym of Varnia 

 Walker. It should be noted that Navas only compared his new 

 genus with Ithone Newman, thus showing that he was either 

 ignorant of the existence of Walker's genus, or, at any rate, not 

 cognisant with its characters, which were those of his new genus 

 itself. 



Varnia perloides Walker. 



Walker, Trans. Ent. Soc. London, 1860, v., p. 197. 



The length of body in this insect is 21 mm., the expanse of 

 wing 55 mm. (Walker gives the measurements in lines). 



Type: Holotype 9 in British Museum Collection. 



Habitat: Western Australia. 



Varnia implexa (Navas). (Text-fig. 4). 



Nespra implexa Navas, Rev. Real Acad., Madrid, 1914, p.478. 



Length of body, 15 mm.; forewing, 19 mm., implying an ex- 

 panse of wing of about 43 mm. 



Type: Holotype £ in British Museum Collection. 



Habitat: Central Australia (Hermannsburg, H. J. Hillier, 

 1911). 



Text-fig. 4. 

 Varnia implexa (Navas), male, a, dorsal and b, lateral view of append- 

 ages; c, costal space and radial sectors of forewings, for comparison 

 with Text-figs. 1-2. (After Navas). 



The measurements and description show that this insect may 

 perhaps be the male of V. pprloides Walker. I have copied 



