PLATE i8 



A.— Casuarina trees planted along the water front, Belle Isle, Miami Beach, Fla., 

 June, 1918. Photographed by W. E. Brown. 



B.— Casuarina trees disfigured and killed by the mangrove borer {Chrysobothris 

 tranquebarica) at Miami Beach, Fla. 



(164) 



