So Myiilaspis, 



EXPLANATION OF PLATE XX. 



MYTILASPIS CITRICOLA. 



{All Jigiires, except N^o. i, more or less enlarged.) 



Fig. I. Piece of orange peel, with insects /// stlu^ nat. size. 

 2. Female puparium, from above, 

 3- » .. below. 



4. Adult female, ventral view. 



5. Male puparium, from above. 



6. „ „ below. 



7. Second stage of male, shortly before pupating. 

 S. Second pellicle of female. 



9. Abdominal extremity of young larva. 



10. Antenna of adult female. 



1 1. Pygidium of adult female. 



