LIST OF HOMOPTEROUS INSECTS. 



4. Enttlia BAcrniANA. 



Entylia Bactiiana, Germ. Silb. Rev. Ent. iii. 248, 3. Fairtn. Ann. 



Soc. Ent. Ft. 2me Serie, iv. 300, 4, pi. 6, f. 32. 

 North America. 



5. Entylia concava. 



Entylia concava, Germ. Silb. Rev. Ent. iii. 249, 4. Fainn. Ann. Soc. 



Ent. Ft. 2me Sine, iv. 301, 5. 

 Membracis concava. Say, Journ. Acad. Nat. Sci. Phil. Exped. App. 

 a. United States. Presented by the Entomological Club. 

 b — e. United States. Presented by E Doubleday, Esq. 



6. Entylia concisa, Fem. 



Femtginea ; prothorauis carina alte bicristata, ulrinque albo in- 

 inteirupti et oblique fasciata ; pedes Jlavi ; alee limpida ; 

 altE anticie basi et ad costam fubxc. 



Ferruginous : head and thorax roughly punctured : head trans- 

 verse, almost semicircular, narrower than the fore-chest, slightly 

 impressed with an indistinct middle suture which extends to the 

 face, the hind border of the latter is angular and occupies nearly 

 half the length of the head : shoulders very obtusely angular, not 

 prominent : fore-chest foiTning two lofty compressed keel-shaped 

 crests which incline towards each other and inclose three-fourths of 

 a circle ; the lirst rises between the shoulders and is truncated at the 

 tip; the second is lower and above the keel ; the latter is rather deep 

 and extends far beyond the tip of the abdomen whose sides it em- 

 braces; the irregular ridges on the sides of the crests communicate 

 with the ridges of the keel, and the latter has an obli(iue while in- 

 terrupted band on each side behind the second crest: breast pitchy: 

 abdomen black ; a stripe on each side beneath and the tip yellow ; 

 legs yellow : wings colourless : fore-wings tawny at the base and 

 along more than half the length of the fore border ; veins pitchy, 

 tawny where the wings are so, pale yellow near the tip of the fore 

 border. I^ength of the body 2^ lines; of the wings 4^ lines. 



Var. /3. Breast and abdomen tawny : white bands of the keel 

 hardly visible. 



Var y. Breast and abdomen black ; tip of the latter tawny. 



o— e. St. John's Bluff, E. Florida. Presented by E. Doubleday, Esq. 



