118 



STUDIES IN AUSTRALIAN NEUROPTERA, V., 



X / //// / / / /Z ZZZZ^^:^^ So 



Text-fig. 1. 

 Traeheation of forewing in the pupa of Xanthohon hefinsi Tillj^ard; ( x 35). 



T-T / I M// / /////, 



Sc 

 R 

 Rs 



Ml 



Text-fig. 2. 



Venation of Xanthohon helmsi Tillyard; a, basal half of forewing, ( x 4^); 



h, basal portion of same, enlarged, ( x 10); c, base of hindwing, ( x 4iK 



LETTERING OF TEXT-FIGURES. 



lA, 2A, 3A, first, second, and third analis, respectively — lA-f Cus, 

 eubito-anal — C, costa — Cu, cubitus; Cui, Cuo, its two principal branches; 

 Cuu, Cuib, the two principal branches of Cui — Cuia-f-Mo, cubito-median 

 — cuf, primary, and cnf, secondary cubital fork— ^r, vestigial frenulum 

 — M, media; Mi, M„, its two principal branches — mf, median fork — Oc, 

 cubital oblique vein — Om, median oblique vein — R, radius — Rs. radial 

 sector — 7'/, radial fork — Sc, subcosta. 



