60 



ILLINOIS BIOLOGICAL MONOGRAPHS 



[292 



EXPLANATION OF PLATE 

 VENTRAL ASPECT OF THE HEAD 



Fig. 22. Coccinella 9-notata. 



Fig. 23. Anatis 15-punctata. 



Fig. 24. Adalia bipunctata. 



Fig. 25. Microweisea misella. 



Fig. 26. Scymnus sp. 



Fig. 27. Eyperaspis binotata. 



cb 



g 



ga 



«« 



lie 



Hi 

 upi 



chitinous band 



gula 



galea 



gena 



labiacoria 



ligula 



labial palpus 



