54 Annals Entomological Society of America [Vol. XII, 



EXPLANATION OF PLATE IV. 



Dorsal view of larva with all the segments extended to their full length, 



as when the larva is in motion. 

 Ventral view of larva, with some of the segments retracted as they 



appear when the larva is inactive and in most alcoholic specimens, 



(drawn to slightly smaller scale). 

 Dorsal view of head showing mouth-parts extruded. 

 Ventral view of head showing mouth-parts retracted. 

 Dorsal view of antenna and tendons. 

 Mandible and tendons. 

 Showing articulation of mandible. 

 Dorsal view of labium and maxillag. 

 Lateral view of fourth abdominal segment showing location of spiracle 



and sensory pores. 

 Several sensory pores greatly enlarged. 

 Arrangement of scales on "velvety" areas. 

 Dorsal view of female pupa. 

 Ventral view of female pupa. 

 Ventral view of caudal segments of male pupa (without setae). 



