104 ELEMENTARY LESSONS ON INSECTS 



(d) The smooth shining, brown body. 



(e) The huge mandibles. 



13. The long-horn beetles or Cerambycids: The locust 

 borer just discussed is a member of this family, which in- 

 cludes a large number of the handsomest of insects. Many 

 beautiful species may be found visiting flowers. Their larvae 

 are round-headed borers. 



Fig. 42. — The asparagus beetle: a, adult; b, egg (enlarged); c.^larva (new hatched); d, larva 

 grown; e, pupa (after Chittenden). 



Note in the adult beetle: 



(a) The long nodose antennae. 



(b) The waist-like constriction at the rear of the pro- 

 thorax. 



(c) The form of tarsi, with reduced fourth segment, two- 

 lobed third segment, and elongate fifth segment. 



14. The leaf beetles or Chrysomelids : Oval convex beetles, 

 having antennae and legs of moderate length, and a very 



