22 LIST OF HOMOPTEROUS INSECTS. 



three Mack stripes beneath. Winf^s vitreous ; veins black, testa- 

 ceous towards the base. Fore wings with the first and second 

 transverse veins short, straight, upright ; first parted from the 

 second by about five times its length ; third and fourth straight, ob- 

 lique. Length of the body 6 lines ; of the wiugs 16 lines. 



a. Orizaba, Mexico. From M. Salle's collection. 



Cicada signifera. 



Mas. Testacea, suhtus nigra varia ; caput supra nigrum^ fulvo 

 higuttatum ; prothorax nigra trivittatus ; mesothorax vitta 

 lata vittisque duabus lateralihus obconicis i7itersectis nigris ; 

 abdomen vitta brevi nigra; opercula testacea, basi nigra; alcB 

 vitrecB ; anticce vena la marginali venisgue la et 2a transver- 

 sis nigra nebulasis. 



3Tale. Testaceous, partly black beneath. Head above black, 

 with a tawny dot on each side in front. Prothorax with a black 

 stripe, which is widened in front and behind; a slender black stripe 

 on each side ; border narrow, a little broader on the hind part of 

 each side, where it is blackish. Mesothorax with a broad black 

 stripe, on each side of which there is a black obconical intersected 

 stripe. Abdomen with a short black stripe, extending from the 

 base. Opercula testaceous, black at the base. Wings vitreous ; 

 veins black, testaceous towards the base. Fore wings with the first 

 marginal vein, and the first and second transverse veins clouded 

 with black ; costa testaceous as far as the stigma, which is black ; 

 first and second transverse veins straight, upright, about equal in 

 length ; first parted from the second by about thrice its length ; 

 third and fourth straight, oblique; third much siiorter than the 

 fourth. Length of the body 5 lines ; of the wiugs 14 lines. 



a. Orizaba, Mexico. From M. Salle's collection. 



West Indies. 



Cicada toiMEntosa. 



Foem. Pallide viridis, testacea varia, alba tomentosa ; prothorax 

 maculis tribus posticis fuscis ; ala viireoe, venis testaceis ; an- 

 ticce maculis strigisque fuscis. 



Female. Allied to C. Chariclo. Pale green, partly testaceous, 

 covered with silvery white tomentum. Prothorax with three brown 



