36 CATALOGUE OF 
38. ARADUS CALIGINOSUS. > Lin) 
Fom. Piceus, fere ellipticus; caput cornu frontali porrecto, spinis 
duabus lateralibus validis; antenne corpore quadruplo breviores, 
articulo 20 lo triplo longiore, 40 fusiformi; prothorax quadri- 
carinatus, lateribus reflexis subdilatatis; abdomen lobis duobus 
apicalibus rotundatis ; ale antice abdominis apicem fere attingentes, 
membrana nigricante vents cinereo marginatis. 
Female. Piceous, flat, minutely punctured, nearly elliptical. Head 
with a porrect frontal cone, which is much longer than the first joint of the 
antenne; a stout spine on the outer side of each antenniferous tubercle. 
Eyes very prominent. Rostrum extending to the propectus. Antenne 
about one-fourth of the length of the body; first joint about one-third of 
the length of the second, which is clavate; third about half the length of 
the second; fonrth fusiform, much shorter than the third. Prothorax 
narrower ip front, with four parallel keels; sides reflexed, slightly dilated. 
Abdomen with rounded sides and with two apical rounded lobes. Legs 
slender. Fore wings extending nearly to the tip of the abdomen; mem- 
brane blackish, with cinereous-bordered veins. Length of the body 3—3} 
lines, 
a—e. St. Martin's Falls, Albany River, Hudson’s Bay. Presented by Dr. 
Barnston. 
39. ARADUS FASCICORNIS. — 
Mas. Piceus, longi-ovalis, sublus ferrugineus, spinis duabus lateralibus ; 
antenne fulve, corporis triente breviores, articulo 20 lo plus duplo 
longiore, 30 apicem versus testaceo, 40 piceo fusiformi; prothorax 
sexcarinatus, lateribus rotundatis reflexis; pedes fulvi; ale antice 
abdominis apicem non altingentes, membrana diaphana. 
Male. Piceous, ferruginous beneath, flat, minutely punctured, elongate- 
oval. Head with a porrect frontal cone, which is twice the length of the 
first joint of the antenne ; a spine on the outer side of each antenniferous 
tubercle. Eyes very prominent. Rostrum extending to the propectus. 
Antenne tawny, less than one-third of the length of the body; second joint 
more than twice the length of the first; third about half the length of the 
second, testaceous towards the tip; fourth piceous, fusiform, nearly as long 
as the third. Protborax narrower in front, with six parallel keels, the most 
outward pair abbreviated in front; sides rounded and reflexed. Scutellum 
with reflexed sides, Legs tawny, slender. Fore wings extending to three- 
fourths of the length of the abdomen; corium with two elevated veins; 
membrane pellucid. Length of the body 3 lines. 
a—d. Nova Scotia. From Lieut. Redman’s collection. 
40, ARADUS FENESTRATUS. > » 
Mas. Niger, fusiformis; caput cornu frontali porrecto sat longo apice 
rotundato, spinis duabus lateralibus validis ; antenne corpore plus 
quadruplo breviores, articulo 20 10 triplo longiore, 40 fulvo fusiformi ; 
