PLATE I. 



Fig. 1. Larva of Tenthredo mesomela. 



Fig. 2. Larva of Allantus scrophularice ; 2 a, id., last 

 moult. 



Fig. 3. Larva of Allantus S-cinctus. 



Fig. 4. Larva of Sir ongylog aster cingulatus. 



Fig. 5. Larva of Dolerus hamatodis. 



Fig. 6. Larva of Str ongylog aster mixtus ; 6 a, head 

 of ditto. 



Fig. 7. Larva of Str ongylog aster delicatulus ; 7 a, seg- 

 ment of abdomen. 



Fig. 8. Allantus flavipes (after Curtis). 



Fig. 9. Larva of Tenthredo colon (after Van Vollen- 

 hoven). 



