d!di NF W PERMIAN INSECTS FROM BELMONT, N.S.W. 



Lettering of Text-figures. 



,1A, 2A, 3A, the three anal veins. Cu, eubitxis; Cui, its anterior branch, 

 dividing into Cuia and Ciiib; Cu2, its posterior branch, the vena dividens. cu-a, 

 eubito-anal cross- vein, cuf., primary cubital fork, dc, distal costal veinlet; hm, 

 humeral veinlet. ia, inter-anal cross-vein, icu, inter-cubital cross-vein. im, 

 inter-median cross-vein, ir, inter-radial cross-vein. M, media, dividing into Mi-4 

 above and M5 below, the latter forming the upper ai-m of the cubito-median Y-vein ; 

 Ml, M2, Ms, M4, branches of the media. Ms+Cui, main stem of the cubito- 

 median Y-vein, usually denoted as Cui. too, median cell, pt, pterostigma. R, 

 radius; Ki, its anterior branch or main stem; Rs, radial sector; R2, R3, R4, R5, 

 its branches, r-m, radio-median cross-vein, re, radial or diseoidal cell. Se, 

 subeosta; Sei, 802, its distal branches, sc-r, subeosto-radial cross-vein. 



