ENTOMOLOGY 



tibiae of Locustidae, Gryllidae and some ants. Finally, the legs may be 

 used to produce sound, as in Stenobothrus and such other Acridiidae as 

 stridulate by rubbing the femora against the tegmina. 



FIG. 62. Adaptive modifications of the legs. A, Cicindela sexguttata; B, Nemobius 

 vittatus, hind leg; C, Stagmomantis Carolina, left fore leg; D, Pelocoris femorata, right fore leg; 

 E, Gryllotalpa borealis, left fore leg; F, Canthon lavis, right fore leg; G, Phanaus carnifex, fore 

 tibia and tarsus of female; H, P. carnifex, fore tibia of male; /, Dytiscusfasciventris, right fore 

 leg of male; c, coxa; /, femur; s, spur; t, trochanter; Ib, tibia; ts, tarsus. 



Legs of Larvae. Thoracic legs, terminating in a single claw, are 

 present in most larvae. Caterpillars have, in addition, fleshy abdominal 

 legs (Fig. 64) ending in a circlet of hooks. Most caterpillars have five 



