HEMIPTERA HETEROPTERA. 37 
prothorax sex carinatus, lateribus subreflexis; scutelli discus 
converus; ale antice abdominis apicem attingentes, membrana 
cinerea fusco guttata. 
fenestratus, Barnston, MSS. 
Male. Black, fusiform, flat, minutely punctured. Head with a porrect 
frontal cone, which is more than twice the length of the first joint of the 
antenne; a stout spine on the outer side of each antenniferous tubercle. 
Eyes slightly prominent. Rostrum extending to the propectus, Antenne 
less than one-fourth of the length of the body; second joint about thrice 
the length of the first; third a litue more than half the length of the 
second; fourth fusiform, tawny, shorter than the third.  Prothorax 
narrower in front, with six parallel strongly-marked keels, the most outward 
pair abbreviated in front; sides slightly reflexed. Scutellum with a convex 
disk and with slightly elevated sides. Legs slender. Fore wings extending 
to the tip uf the abdomen; corium piceous, with black veins; membrane 
cinereous, with many browu dots. Length of the body 2 lines. 
a—d. St. Martin’s Falls, Albany River, Hudson’s Bay. Presented by Dr. 
Barnston. 
e, f. Rocky Mountains. Presented by the Earl of Derby in 1847, 
g—k. Nova Scotia. From Lieut. Redman’s collection. 
Mexico and South America. 
41. ARADUS EMARGINATUS, 
emarginatus, Say, Works, ed. Leconte, ii. 354. 
Mexico. 
42, Arapus FaLeEnt. 
Falleni, Stal, Rio Jan. Hem. 68. 
Rio Janeiro. 
43. ARADUS ANGUSTELLUS. 
Brachyrhynchus angustellus, Blanch. Faun. Chil. 205—Aradus angustellus, 
Sgnt. A. S. E. £. 4me Sér, iii. 576. 
Chili. 
Div. 2. 
Ecpiestocoris, Blanch. Faun. Chil, 228. Sgnt. A. S. EB. F. 4me Sér. iii. 
577. 
44. ARADUS CASTANEUS. 
Ecpiestocoris castaneus, Blanch, Faun, Chil, 233, pl. 2, f.13.  Sgnt. A. 
S. EB. £. 4me Sér, iii. 577. 
Chili. 
Div. 3. 
Neurocterus, Fieb. 
45. AraDus BRASILIENSIS. 
Neurocterus Brasiliensis, Mayr. Verh. Zool. Bot, Ges. Wien, xvi. 365, 
Brazil. 
