LIST OF HOMOPTEROUS INSECTS. 525 



black and extends beyond the tip of the abdomen ; an oblique short 

 broad black stripe adjoins the ferruginous black stripe on each side: 

 breast, abdomen, legs and wings ferruginous. Length of the body 

 4 lines ; of the wings 10 lines. 



a. Mexico. Presented by E. P. Coffin, Esq. 



17. Triquetka hebes, Fem. 



Viridis, lata ; pedes viridi-Jlavi ; alee limpidcc ; alee anticce basi et 

 ad costam virides. 



Body broad, short, pale green : head transverse, very short, 

 somewhat reticulated, not half the breadth of the lore-chest ; face 

 obconical, not half the length of the head : fore-chest very convex, 

 roughly punctured, slightly ridged ; shoulders conical prominent ; 

 hind part keeled, very acute at the tip, not extending to the tip of 

 the abdomen : legs pale yellow, tinged with green : wings colour- 

 less ; veins pale yellow ; fore-wangs green and punctured at the 

 base and along part of the fore border. Length of the body 2 lines ; 

 of the wings 5 lines. 



a. Columbia. From Mr. Turner's collection. 



Genus 14. CERESA. 



Membracis, Fabr., Say, Blanchard. 



Centrotus, Fabr., Germ. 



Smilia, Germ., Burm. 



Ceresa, Amyot et Sen'. Hist. Nat. Hem. 539, 433. Fairm. 



Group 1. Fairm. Ann. Soc. Ent. Fr. 2me Serie, iv. 283. 



L Ceresa Vitulus. 



Ceresa vitulus, Amyot et Serv. Hist. Nat. Hem. 540, 1. Fax 



Ann. Soc. Eni. Fr. 2me Serie, iv. 283, 1 . 

 Smilia vitulus, Burm. Handb. Ent. ii. 1, 137, 2. 

 Membracis vitulus, Fabr. Ent. Syst. iv. 14, 25. 

 Centrotus vitulus, Fabr. Syst. Rhyn. 20, 2L 

 Centrotus pallens. Germ. Mag. Ent. iii. 25, 26. 

 Smilia pallens, Germ. Silb. Rev. Ent. iii. 235, 6. 



Brazil. 



