Grasshoppers, Katydids, Crickets, etc. 



direction. This reminds me of the little girl, who, being told 

 that the beetles were Coleoptera and that the butterflies were 

 Lepidoptera, remarked that the grasshoppers must be the 

 " Grasshoptera." Many of the Orthoptera fly well and strongly. 

 The migratory grasshoppers frequently fly for hundreds of miles 

 with daily rests for food, sometimes in such enormous swarms 

 AS to darken the face of the sun. 



TABLE OF FAMILIES 



Hind thighs stouter, or longer, or both, than the other thighs; 

 head vertical; ovipositor generally extruded; generally 

 singers or chirpers (stridulators) I 



Hind thighs like the other thighs ; head usually bent under ; 

 ovipositor concealed ; mute J 



I Antennae much longer than the body, delicately tapering; 

 sound-producing organs at the inner base of the fore 

 wings (tegmina); ovipositor usually prolonged into a 

 blade or needle 2 



Antennae much shorter than the body, not delicately tapering; 

 sound-producing organs on the hind thighs and outer 

 edge of the fore wings; ovipositor composed of a double 

 pair of short plates which diverge at tip . Family Acridiidce 



2 Feet (tarsi) four-jointed, nearly similar in structure on all legs ; 

 ovipositor (unless, as rarely, concealed) forming a strongly 

 compressed, generally sword-shaped blade, valves not 

 expanded at tip Family Locustidce 



Tarsi three-jointed, those of the fore or hind legs differing 

 from the others in structure; ovipositor (unless, as rarely, 

 concealed) forming a nearly cylindrical, straight, or 

 occasionally upcurved needle; valves expanded at tip. 

 Family Gryllidce 



} Body oval, flattened; head nearly horizontal; rapid runners. 

 Family Blattidce 



Body long, narrow; head free; slow movers 4 



4 Head oblique, generally three-cornered; front legs fitted for 

 grasping Family Mantidce 



Head nearly horizontal, generally four-cornered; front legs 

 like the other legs Family Phasmidce 



322 



