LIST OF ILLUSTRATIONS. 
Fic. 1.—Larva. he., head; tr., trachea; ht., heart; al., alimentary canal; 
st., stigma; an., anus. 
Fic. 2.—Surface view of head. an., antenna. 
Fic. 3—Antenna, H. P. sp., sensory papille. 
Fic. 4.—Posterior extremity of male pupa. 
Fic. 5.—Side view of posterior extremity. st., stigmata; sp., projec- 
tions; an., anus. 
Fic. 6.—Face view of posterior extremity. st., stigmata; sp., projec- 
tions; an., anus. 
Fic. 7-—Surface view of spiracle. c., central core; v.,° vestibule; 
cb., cross-branches. 
Fic. 8—Mandible. mp., mandible proper; ml., mandibular lacinia. 
