IIEMIPTEKA HKTEROrTERA. 457 



Genus 5. APLOSTERNA, C. H. 3:37. 



1. Api.ostkrna virescens, C. H. 338. 



«, b. Sierra Leone. Presented by the Rev. D. F. Morgan, 

 c, d. Gambia. From Mr. Rendail's collection. 



Genus 6. PIEZOSTERNUM, C. H. 338. 



1. PlEZOSTERNUM MUCKONATOM, C. H. 338. 



Old Calabar. Gabon. 



«, h' Congo. Presented by Sir J. Ricliardson. 



c. West Africa. From M. Du Chailiii's collection. 



d. Natal. From M. Giieinzius' coileL-tion. 



e. ? 



2. PlEZOSTERNUM SUBDLATUM, C. //. 338. 



Brazil. 



.? Presented by Sir E. Belcher. 



6, f. 



d, e. Si. Domingo. From Mr. Tweedie's collection. 



3. PlEZOSTERNUM ThUNBERGI. 



Thnnbergi, Slal, Rio Jan. Hem. 28. 

 Rio Janeiro. 



4. PlEZOSTEKXUM R ETRACTUM. 



Lutescenx^ lonyissime ovale, densissime el sublilisniine punclatum ; antenna 

 jiigrcE, bnsi lestacece ; thorax postice viridescens, angulis poslicis pro- 

 ductis aculis apice nigrin ; scutelLiim valde attenuatum, carinalum, 

 basi testaceo binotatuni ; carina pectoralis picea, oblusa, apicem versus 

 rxifa et compressa ; pedes picei ; alee anticcB subviridescentes. 



Dull luteous, very elongate-oval. Head, ilioiax, scutelliim and fore 

 wings very thickly and minutely {'unuture:!. Rostrum extending beyond 

 the fore coxae; tip lilack. Antennse less than half the length of the budy ; 

 first, second and third joints testaceous: third blackish at the base and at 

 the tip, much shorter than the second ; fourth and littii black ; fourth tawny 

 at the base, about four times the length ol' the thinl ; Hltli a little shorter 

 than the fourth. Thorax with a smooth band in front and with an 

 extremely slight keel ; hind part dull green ; hind ansiles formin;r two 

 broad acute horns, which have black tips and are shorter than their bieadth 

 at the base; hind side straight, extending over the base of tiie scutellum. 

 Scutelluni much attenuated, very acute, with a pale testaceous callus on 

 each basal anjile and with a distinct keel. Sternal keel piceous, red and 

 compressed towards the tip, which is obtuse, hardly extending to the fore 

 coxa;, not notched at the base. Abdomen with black spots along each side 

 above; hind angles of the segments forming short spines, those of the 

 apical segment not extending so far as the anal appendaije. J-egs tes- 

 taceous. Fore wings with a very slight green tinge in front; membrane 

 jcneous-grecn. Length of the body !' lines. 



