36 POPULAR ENTOMOLOGY. 



mandibles slightly curved ; antennse straight ; legs 

 fitted for walking and burrowing, not for collecting 

 pollen ; body of various forms ; appearance very like 

 Wasps ; size moderate. Localities, posts, palings, etc. 



10. Sphegidce. Antennae long and filiform ; mandibles 

 long, curved, and acute at the tips ; legs formed for 

 walking and burrowing, and very long ; body long, 

 often attached by a peduncle ; sting powerful ; colour 

 metallic. Locality, sand-banks. 



11. Formicidce. Wings wanting in the neuters ; antennae 



long and slender in the males, shorter and thicker in 

 the females, basal joint very long, strongly elbowed ; 

 mandibles horny ; body small; head triangular; thorax 

 in the males and females has no contraction in the 

 middle, which is the case with the neuters ; sting in ' 

 some species ; body sometimes joined by a peduncle ; 

 colour various ; size small. 



12. Eumonidce. Wings in both sexes, and folded in their 



entire length ; antennae often recurved and hooked ; 

 thorax short and truncate ; body joined by a peduncle, 

 and having a sting ; not clothed with hairs ; legs 

 without spines ; colour generally black and yellow ; 

 habits solitary. 



