LIST OF HOMOPTEEOUS INSECTS. 711 



18. Ptyelus conifer. 



Ferrugineus ; fades picea, vittis duabus flavis conjunctis oi-nata ; 

 ■pectus nigro fasciatum ; abdomen basi testaceum ; pedes testacei ; 

 alcB anticte ferruginece, costa apicali limpida fuscoque vittatce. 



Head and chest ferruginous, flat, veiy thickly and minutely 

 punctured, covered with tawny down : head short, indistinctly striped 

 with brown, concave along the hind border, more convex in front, 

 its length not more than one-fourth of its breadth; face pitchy, 

 roughly punctured, with ten slight oblique ridges on each side of the 

 disk, which is flat; two yellow stripes along the sides unite near the 

 front and form a cone, and are produced along the breast : epi- 

 stoma shining, convex, ferruginous, with an oblique furrow on each 

 side : mouth ferruginous with a pitchy tip : breast with a broad black 

 band between the fore-legs and the middle-legs : abdomen ferrugi- 

 nous, testaceous at the base : legs testaceous : fore-wings ferrugi- 

 nous, conical towards the tips which are almost pointed, nearly 

 colourless for half the breadth beneath the fore-border from the 

 middle to the tips ; some forked brown streaks in the disk, a few of 

 them communicating with an irregular curved brown stripe, which 

 extends from three-fifths of the length of the fore border to the tip, 

 and is darkest at each end : wings colourless ; veins black, tawny at 

 the base. Length of the body 3 lines ; of the wings 8 lines. 



a. East Indies. From Archdeacon Clerk's collection. 



19. Ptyelus quadridens. 



Fulvus, fusco macidatiis ; fades piceo vitiata ; abdominis seg- 

 menta piceo fasciata ; aim anticce fusca, fulvo bimaculata. 



Tawny : head and chest flat, minutely punctured, covered with 

 tawny down : head almost conical in front, concave along the hind 

 border, with four very short pitchy stripes, of which the two on each 

 side are united towards the hind border, which has a pitchy band on 

 each side ; its length less than half its breadth ; face slightly con- 

 vex, with two black dots near the crown, and with a broad, flat 

 stripe which is mostly pitchy, and has on each side eleven slightly 

 oblique cross ridges, which have pitchy bands between them: tip of 

 the mouth pitcliy: chest with three brown angular and slightly 

 forked marks, and with several brown dots : abdomen with a piceous 

 band on each segment : tips of the hind-thighs above and of the feet 



2 R 2 



