36 
CATALOGUE OF 
38. Aradus caliginosus. 
Fcem. Piceus, fere ellipticus ; caput cornu frontali porrecto, spinis 
duabus lateralibus validis ; antennce corpore quadruplo breviores, 
articulo 2 o 1 o triple longiore , 4 o fusiforrni ; prothorax quadri- 
carinatus , lateribus rejlexis subdilatatis ; abdomen lobis duobus 
apicalibus rotundatis ; alee anlicce abdominis apicem fere ultingentes , 
membruna nigricante venis cinereo murginatis. 
Female . Piceous, flat, minutely punctured, nearly elliptical. Head 
with a purred frontal cone, which is much longer than the first joint of the 
antennae ; a stout spine on the outer side of each antennil'erous tubercle. 
Eyes very prominent. Rostrum extending to the propectus. Antennae 
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 in 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 ; 
antennce fulvee , corporis triente breviores , articulo 2 o lo plus duplo 
longiore , 3o apicem versus testaceo , 4o piceo fusiforrni ; pro thorax 
sexcarinatus, lateribus rotundatis re flex is ; pedes fulvi ; alee anlicce 
abdominis apicem non atiingentes, membrana diaphana. 
Male. Piceous, ferruginous beneath, flat, minutely punctured, elongate- 
oval. Head with a porrect frontal cone, W'hich is twice the length of the 
first joint of the antennae ; a spine on the outer side of each antenniferous 
tubercle. Eyes very prominent. Rostrum extending to the propectus. 
Antennae 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. Prolborax 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 hotly 3 lines. 
a — d. Nova Scotia. From Lieut. Redman’s collection. 
40. Aradus fenestratus. 
Mas. Niger, fusiformis ; caput cornu frontali porrecto sal longo apice 
rotundato , spinis duabus lateralibus validis; antennce corpore plus 
quadruplo breviores, articulo 2 o lo triple longiore, Ao fulvo fusiforrni ; 
