HKMIPTEBA HETEROPTERA. 251 



Piceons-black, roughly puncUivod, nearly elliptical ; under side luteous, 

 with minute blackish putictures. Head elongate-conical, shorter than the 

 thorax; lateral lobes extending very little beyond the niiddje lobe. 

 Rostrum extending to the hind coxtB. Antennae not more than halt' the 

 length of the bods ; joints from the first to the fifth successively increasing 

 in length ; first not extending to the front ol' the head. Thorax sloping in 

 front of a smooth luteous band between the spines, which are also luteous 

 and are long, acute and directly diverging; sides slightly curved inward, 

 slightly crenulated in front; fore angles forming two small acute spines. 

 Scutelium extending a little beyond the angle of the cnrium. Abdomen 

 beneath with two large black spots, one on the fourth segment, the other 

 on the fifth; sides yellowish. Legs luteous. thickly black-speckled. Fore 

 wings yellowish along the basal part of the costa ; membrane piceous. 

 Len;;lh of the body 3 lines. 



o. Amazon Region. From Mr. Bates' collection. 



7. DlCERiEUS? SPINICEPS. 



MVm spiniceps, H.-Seh. Wanz. fus. v. 72, pi. 178, f. 517. 



Brazil. 



Genus 8. BOLACA. 



Corpus longi-ellipticum, sat planum, scite et conferte punctatum. 

 Caput lanceolatum, lobis lateralii)us apice spinosis lobum medium longe 

 superantil)us. Rostrum gracile, coxas po>ticas dtiin{;ens. Anlennffl graciles, 

 corporis dimidio non longiores; ariiculi vicessim lon;^iores. Thorax 

 antice annolis duobus oblongis glabris peiiolatis ; latera subcrenulala ; 

 anguli postici recti, non exteusi. Scutelium apicem versus atteuuatutn. 

 Segmenta ventralia subarcuata. Pedes graciles, lougiusculi ; tarsi tii- 

 articulati. 



Body elongate-elliptical, rather flat, thickly and minutely punctured. 

 Head lanceolate, much shorter than tlie thorax ; lateral lobes extending 

 much beyond the middle lobe, slightly notched on the outer side, termi- 

 nating in two spines. Eyes not prominent. Rostrum slender, extending 

 to the hind coxae. Antennuj slender, about half the length of the body; 

 joints successively increasing in length ; first not extending to the front of 

 the head. Thorax with a small oblong ringlet on each side in front, con- 

 nected by a streak wiili the margin, which is slightly crenulated; fore 

 angles prominent ; hind angles rectangular, slightly prominent. Scutelium 

 attenuated towards the tip, extending rather beyond the anjjle of the 

 corium. Ventral segments slightly arched. Legs slender, rather long; 

 tarsi three-jointed. Membrane of the fore wings with five longitudinal 

 veins, of v\liich the subcostal one is forked. 



1. BoLACA UNICOLOR. 



Ferrtifiinea ; antenna apices versus picete ; alw anticcB meinbrana cinerea. 

 fcrrugineo venosa. 



Ferruginous, hardly paler but more shining beneath. Antennie 

 piceous towards the tips. Membrane of the fore wings cinereous, with 

 ferruginous veins. Length of the body 7j lines. 



a. North IJindostan. From Ur. Hooker's collection 



