808 



STUDIES IN AUSTRALIAN NEUROPTERA, Vll. 



which tliese strong mandibles are employed, it is evident that 

 the apex of the right mandible phiys in and out of the groove 

 formed between the apical ridge of the left mandible and the 



Texl-ti.u-. 10. 

 Mouth-paits of pupa of /^. <:lc<ians ((Ua-r.). », Lal>ruiii (///r) and nvAU- 

 (lil)les (wcZ). /), Right maxilla and labium; cd cardo, ya galea, la 

 lacinia, Ip labial palp, ml median lobe of labium, mxp maxillary palp, 

 8t stipes; ( x 48). 



rectangidai- shelf below it. This is also proved by the fact that 

 the cutting-edge of the distal lobe of the right mandible is very 

 sharp, whereas that of the left mandible is thicker and blunter, 



