HEMIPTERA HETEROPTERA. 195 
Bluish piceous, oval, thickly punctured. Head tawny; lateral lobes 
conniving beyond the middle one. Rostrum tawny, hardly extending to 
the middle coxe. Antenne tawny, pubescent, much more than half the 
length of the body; first and second joints about equal in length ; third 
hardly longer than the second ; fourth much longer than the third; tifth 
longer than the third. Thorax taway on and in frout of a smooth anteme- 
dial band; sides and pectus tawny. Scutellum more than half the length 
of the abdomen, with a very slight keel. Abdomen testaceous along each 
side; disk beneath tawny. Legs tawny, minutely pubescent. Fore wings 
minutely punctured ; costa testaceous ; membrane and hind wings brown. 
Length of the body 7 lines. 
It resembles O. flavicinctus in size and shape, but the head is much 
shorter. 
a. Santarem. From Mr. Bates’ collection. 
ok 16. OcHLERUS TERMINALIS. 
Niger, subscaber, fere ellipticus ; caput angustum, bispinosum, lobis apice 
disyunctis ; rostrum coxas posticas longe superans ; antenne graciles, 
articulo 40 apice 5oque luleis ; thoracis anguli antici aculi ; tarst 
fulvi ; ale antice gutta media rufa. 
Black, nearly elliptical, slightly scabrous. Head narrow; the part in 
front of the line between the eyes a little longer than the hind part; lateral 
lobes not extending beyond the middle one, from which they are separate 
in front; a short spine on each side between the eye and the base of the 
antenna. Eyes very prominent. Rostrum ferruginous, extending much 
beyond the hind coxe. Antenne slender, very minutely pubescent, more 
than half the length of the body; first joint shorter than the second; third 
shorter than the second and than the fourth, which is luteous at the tip ; 
fifth luteous, a little longer than the fourth. ‘Thorax slightly impressed on 
each side; fore angles acute. Scutellum much more than half the length 
of the abdomen. Legs slightly pubescent; tarsi tawny. Fore wings mi- 
nutely punctured, with a red dot in the middle of the corium. Leugth of 
the body 5} lines. 
a. Amazon Region. From Mr. Bates’ collection. 
17. OcHLERUS SCABER. 
Niger, fusiformis, crassus ; caput sat latum, lobis apice disjunctis ; oculi 
magni; rostrum piceum, coxas posticas longe superans ; antenne 
gracillime ; thorax scaber, angulis anticis porrectis aculis ; scutel- 
lum sulco transverso medio indelterminalo ; pectus et venter teslaceo 
conspersa ; pedes longiusculi, sat graciles, femoribus posterioribus 
lestaceis nigro conspersis, tibiis basi tarsisque lestaceis. 
Black, fusiform, rather thick. Head about half the breadth of the 
thorax; fore part.a little longer than the hind part; lateral lobes not ex- 
tending beyond the middle lobe, from which they are separate in front. 
Eyes large, very prominent. Rostrum piceous, extending much beyond 
the hind coxe, Antenne very slender, much more than half the length of 
the body ; first and second joints about equal in length ; third about twice 
the length of the second; fourth and fifth a little longer than the third 
