36 POPULAR ENTOMOLOGY. 



mandibles slightly curved ; antennae 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. Sphegida. Antennae long and filiform; mandibles long, 



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

 and burrowing, and very long; body long, often at- 

 tached by a peduncle ; sting powerful ; colour metallic. 

 Locality, sand-banks. 



11. Formicidte. 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. Ewmonida. 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 with- 

 out spines ; colour generally black and yellow ; habits 

 solitary. 



