44 POPOULAR ENTOMOLOGY. 



SECTION II. 



AUROCORISA. Those breathing the air. 



1. Acantliidce. Legs long and slender ; antennae half the 



length of the body ; eyes large ; rostrum long and 

 slender ; body oval and depressed ; tarsi three-jointed. 

 Locality, the sea-shore and banks of rivers. 



2. Hydrometridce. Legs variable in different genera, but 



not raptorial ; tarsi two-jointed ; antennae long, slen- 

 der, four-jointed ; rostrum of moderate length ; head 

 as broad as the thorax ; body long and narrow. 

 Locality, the surface of running or standing water. 



3. Cimiddce. Legs moderately long and slender ; tarsi 



three-jointed ; antennae four-jointed ; rostrum long ; 

 wings reduced to a pair of short scale-like pieces; 

 body more or less round. 



4. Tingidce. Fore legs sometimes raptorial; tarsi often 



only two-jointed ; antennae filiform ; rostrum very 

 short ; body broad and depressed. 



5. Capsidce. Legs long and slender ; tarsi three-jointed ; 



antennae long, second joint often thick at the tip, and 

 the terminal ones very slender ; rostrum long and four- 

 jointed ; the crustaceous part of the elytra terminated 



