LIST OF HOMOPTEROUS INSECTS. 545 



each side and beneath, and has a black obtuse tip ; hind part ob- 

 lanceolate, extending far beyond the tip of the abdomen, attenuated 

 towards the tip, wliich is black and acute ; with nine ridges, one of 

 which on each side disappears towards the tip ; with two black spots 

 on each side and a large annular black mark nearer the tip : breast 

 yellow ; disk mostly black : abdomen black, fermginous at the tip 

 beneath : legs tawny : wings colourless ; fore-wings striped with 

 black, tawny and punctured at the base and along part of the fore- 

 border. Length of the body 6^ lines ; of the wings 8 lines. 



a, b. Columbia. From M. Jurgens' collection. 

 c. Columbia. From Mr. Turner's collection. 



13. POLYGLYPTA BREVIVITTA, MaS. 



Ferruginea, perangusta, lanceolata ; caput fiavum ; prothoraxjiavo 

 et picen maculatus ; cornu suhtus nigrum Jlavo trivittatum ; 

 pedes ferruginei ; alee anticce subcinerecp, nigra vittatce, basi et 

 ad costam ferruginecB. 



Body lanceolate, ferruginous, long and narrow, in general 

 structure like that of P. straminea, thinly clothed with white hairs : 

 head yellow, shining, almost triangular, slightly trilobed, broader 

 than long, much narrower than the fore-chest ; middle furrow in- 

 distinct ; disks of hind-lobes slightly impressed ; fore-lobe with a 

 ferruginous furrow along each side of its convex disk : fore-chest 

 adorned with alternate, irregular, yellow and pitchy marks, roughly 

 punctured between the ridges ; horn black beneath, with, three yel- 

 low stripes extending from the base along part of the length : legs 

 pale ferruginous: fore-wings slightly tinged with gray, striped with 

 black, ferruginous and punctured at the base and along part of the 

 fore border. Length of the body 5 lines ; of the wings 6 lines. 



a. Venezuela. From Mr. Dyson's collection. 



14. PoLYGLYPTA INTERRUPTA, MaS. 



Nigra, perangusta, lanceolata ; caput flaviim, nigro varium ; p'o- 

 thorax Jlavo carinafus et bimaculatus ; pectus Jlavo varium ; 

 pedes fulvi ; ake limpidte ; alee anticce nigro vittatce, basi 

 fulvcB. 



Body black, lanceolate, long and narrow, in general structure 

 like P. straminea : head yellow, triangular, hardly broader than 

 long ; disks of hind-lobes mostly black : ridges of the horn yellow 



