ILLINOIS BIOLOGICAL MONOGRAPHS 



166 



EXPLANATION OF PLATE VU 



DOKSAL ASPECT OF THE HEAD 



Fig. 128. Cryptocephalus quadruplex. 



Fig. 1 29. Chrysochus auratus. 



Fig. 130. Leplinoiarsa decemlineata. 



Fig. 131. Diabrotica IZ-punclata. 



Fig. 132. Blepharida rhois. 



Fig. 133. Anoplitis gracilis. 



Fig. 134. ChelymoTpha argus. 



Fig. 135. Pachymerus gleditsiae. 



Fig. 136. Eupsalis minuta. 



Fig. 137. Ithycerus noveboracensis. 



Fig. 138. Eurymycter Jasciatus. 



Fig. 139. RhinomiKer pilosus. 



Fig. 140. Rhynchiles bicolor. 



Fig. 141. Attelabus analis. 



Fig. 142. Epicaeriis imbricatus. 



Fig. 143. Lixus fimbriolatus. 



Fig. 144. Thecesternus humeralis. 



Fig. 145. Sphenophorus oequalis. 



Fig. 146. Platypus flavicornis. 



Fig. 147. Scolytus quadrispinosus. 



Fig. 148. Dcndroclonus valens. 



aa antacoiia 

 af antafossa 

 an antacoria 

 ce compound eye 

 cl clypealia 

 ea epicranial arm 

 cs epicranial stem 

 / front 



/ labrum 

 pe preclypeus 

 pn pretentorina 

 po postclypeus 

 pr precoila 

 pt pretentorium 

 V vertex 



