HEMIPTERA HRETEROPTERA. 455 
South America. 
2. BracHysTETHUs MARGINATUS, C. H. 336. 
Rio Janeiro. 
a, b. Columbia. From M. Goudot’s collection. 
c,d. Demerara. 
e. Cayenne. Presented by W. W. Saunders, Esq. 
tf. ——? Presented by Gen. Hardwicke. 
3. BracHysTErHus ciRcumscrierus, C. H. 336. 
a, b. Brazil. From Mr. Mornay’s collection. 
c. Brazil. From Mr. Vigors’ collection. 
ee? 
4. BracHysTETHuUS criBRUM, C. H. 337. 
Surinam. 
a,b, Cayenne. Presented by W. W. Saunders, Esq. 
c. ———? Presented by the Entomological Club. 
5. BrRacHYSTETHUs QUINQUEDENTATUS, C. H. 337. 
Bothrocoris quinquedentatus, Mayr, Reise der Novara, Zool. 11, Hem, 68. 
Rio Janeiro. 
a,b. Brazil. From Mr. Mornay’s collection. 
c. Monte Video. Presented by W. W. Saunders, Esq. 
6. BrRAcCHYSTETHUS VICINUS. 
vicinus, Sign. A. S. E. F. 2me Ser. ix. 344. 
Brazil. 
7. BRACHYSTETHUS GENICULATUS. 
geniculatus, Sign. A. S. EB. F. 2me Ser. ix. 345. 
La Guayra. 
8. BRaACHYSTETHUS BIGUTTATUS. 
Ferrugineus, subtus fulvus, nigro conspersus ; antenne rufescentes ; thorax 
subliliter punctatus, rufescente marginatus, angulis posticis sub- 
rotundatis; scutellum attenuatum, aculum, callis duobus basalibus 
apiceque lutets; carina pectoralis subcarinata, postice incisa spine 
ventralis apicem includente ; pedes fulvi, femoribus nigro conspersis ; 
ale antice membrana eneo-cinerea. 
Ferruginous, tawny beneath. Head very similarly punctured. Eyes 
piceous. Antenne reddish; second joint much shorter than the third. 
Thorax and scutellum thickly and minutely punctured. Thorax with an 
irregular smooth band near the fore border; a reddish rim along each; 
hind angles slightly rounded; hind border straight, excepting a slight 
