36 CATALOGUE OF 



38. Aradus caliginosus. 



Foem. Piceus, fere ellipticus ; caput cornu frontali porrecto, spinis 

 duabus lateralibus vdlidis ; antenna corpore quadruplo breviores, 

 articulo 2o \o triplo longiore, Ao fusiformi ; prothorax quadri- 

 carinalus, laleribus re/lexis subdilalatis ; abdomen lobis duabus 

 apicalibus rolundalis ; alee anticce abdominis apicem fere altingentes, 

 membruna nigricante venis cinereo marginatis. 



Female. Piceous flat, minutely punctured, nearly elliptical. Head 

 with a purred frontal cone, which is inucli longer than the first joint of* the 

 antennue ; a siout spine on the outer side of each antennilerous 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; fourth 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 — 3J 

 lines. 



a— e. St. Martin's Falls, Albany Eiver, Hudson's Bay. Presented by Dr. 

 Barnston. 



39. Aradus fascicornis. 



Mas. Piceus, longi-ovalis, sublus ferrugineus, spi7iis duabus lateralibus ; 

 antennae fulvce, corporis trienle breviores, articulo 2o lo plus duplo 

 longiore, 3o apicem versus teslaceo, 4o piceo fusiformi; prothorax 

 sexcarinatus, lateribus rotundatis re/lexis; pedes fulvi ; alee anticce 

 abdominis apicem non altingentes, membruna diuphana. 



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 antenna? ; a spine on the outer side of each antenniferous 

 tubercle. Eyes very prominent. Rostrum extending lo 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. Prothorax narrower in front, with six parallel keels, the most 

 outward pair abbreviated in front; sides rounded and reflexed. Seutellum 

 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 fenestrates. 



Mas. Niger, fmiformis ; caput cornu frontali porrecto sat longo apice 

 rotundato, spinis duabus lateralibus validis ; antenna corpore plus 

 quadruplo breviores, articulo 2o Jo triplo longiore, Ao fulvo fusiformi ; 



