PLATE 20 

 Chrysobothris tranquebarica: 



A. — Larval burrow in cambium of Atistralian pine (Casuarina equiseiifoUa), Miami 

 Beach, Fla. Note how the biurow is packed with frass, the exit hole and the cam- 

 bium growing over the wound. Natural size. 



B. — Larvae, ventral and dorsal views. X 3. 



C. — Pupa, dorsal and ventral views. X 2}4- 



D. — Female and male adult beetles. X 2^- Photographed by Mr. William 

 Middleton. 



