INSECT ENEMIES OF EASTERN FORESTS 207 
Figure 44.—Beetle larvae and structures: A, Chauliognathus scutellaris Lec., 
dorsal view of head; B, mandible to show canal; C, dorsal view of larva; 
D, Calopteron reticulatum F., lateral view of larva; H, ventral view of head; 
F, Zenoa picea (Beauy.) ventral view of head; G, lateral view of larva; 
H, Elater rubricollis Hbst., dorsal view of larva; J, ventral view of head; 
J, mandible; K, Chalcophora virginiensis Drury, ventral view of head; JL, 
Melasis pectinicornis Melsh., ventral view of head and thorax. 
792440°—49—_14 
