IOO 



INSECT TRANSFORMATION 



insects, has a broad, powerful head which bears on either 

 side six simple eyes (ocelli) and a feeler of four segments, the 

 third carrying at its tip conical, sensory tubercles. The 



FIG. 55. 



a, Larva of ground beetle (Loricera). x 8. b, mandible. x 60. c, maxilla of Nebria larva; 

 d, labium. x 32. e, Leg of Nebria larva (ex, haunch ; tr, trochanter ; je, thigh ; tb, shin ; 

 ta, foot ; cl, claws), x 24. After Schiodte, Naturhist. Tidsskr. IV. 



mandible (Fig. 55 b) is powerful with sharply dentate apex 

 adapted for seizing prey. Each maxilla (c) shows the charac- 

 teristic elements, but the lacinia is reduced to a small bristle- 



