THE ORTHOPTERA 



11 



Fig. 46. — German Roach or Croton Bug {Blatellagermanicah.). c, egg case much enlarged 

 e, adult, natural size;/, adult carrying egg case. (From U. S. D. A. Farm. Bull. 658.) 



Fig. 47. — American Roach {Periplaneta amcricana L.) adults: a, from above; b, from 

 beneath, about natural size. {Modified from U. S. D. A. Farm. Bull. 658.) 



Fig. 4!I. 



Adult, about two-thirds 



Fig. 48. 



Fig. 48. — Australian Roach (Periplaneta auslralaslce Fab.) 

 natural size. (Reduced from U. S. D. A. Farm,. Bull. 658.) 



Fig. 49. — Oriental Roach (Blatta orienialis L.) adults about two-thirds natural size 

 O, female; b, male. (Reduced from U. S. D, A. Farm. Bull. 658.) 



