146 



ILLINOIS BIOLOGICAL MONOGRAPHS 



[464 



Fig. 11 — Phyllotominae. 

 Fig. 12 — Phyllotominae. 

 Fig. 13 — Tenthredininae. 

 Fig. 14 — Cimbicinae. 

 Fig. 15 — Hoplocampinae. 



EXPLANATION OF PLATE 

 LARVAE OF TENTHREDINIDAE 



Caliroa cerasi. 

 Phlebatrophia mathesoni. 

 Tenthredo sp. 

 Ahia inflata. 

 Hemichroa americana. 



au 

 msp 



pig 

 spi 

 Ug' 

 tsp 



anus 



mesothoracic spiracle 

 larvapod 



abdominal spiracle 

 mesothoracic leg 

 metathoracic spiracle 



