LIST OF HOMOPTEROUS INSECTS. 587 



towards the tip which is very acute : breast and abdomen ferruginous ; 

 abdomen fawn-colour towards the base ; legs ferruginous, clothed 

 with tawny hairs : ^vings lurid : stigma of fore-wings black ; veins 

 ferruginous, yellow towards the tips. Length of the body 4 lines ; 

 of the wings 10 lines. 



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



~^. HoRiOLA TRiGONA, Mas et Fem. 



Nigra ; caput flavo bifasciatum ; prolhorax flavo 7narginatus ; 

 pectus nig ro macula turn ; pedes fulvi ; alte limpidce. 



Body yellow : head and fore-chest black, shining, very finely 

 punctured : head transverse, short, a little narrower than the fore- 

 chest, adorned in front with two yellow bands which are united on 

 each side : border of the fore-chest yellow with the exception of a 

 black spot near each eye, and a pitchy stripe along each lower border ; 

 shoulders almost rounded, not prominent; hind part of the keel 

 ridged, attenuated, extending to the tip of the abdomen, with a short 

 black dorsal stripe and an acute black tip : a few black spots on the 

 breast : legs tawny, middle shanks sometimes striped with black : 

 wings colourless; veins pale yellow : fore-wings punctured at the 

 base and along part of the fore border. Length of the body 2 lines ; 

 of the wings 5 lines. 



a. Columbia. From Mr. Jurgens' collection. 

 6, e. Columbia. From M. Turner's collection. 



^. HoRioLA coMPOsiTA, Fem. 



Nigra: caput nigrum, flavo cinctum ; prothorax flavo trivitfatus ; 

 pedes picei vel niyriy flavo cincti ; ales limpida ; alee anticce 

 fusco varice. 



Body black, shining: head yellow, transverse, almost smooth, 

 slightly impressed, narrower than the fore-chest ; hind border al- 

 most straight ; fore border convex, with a black spot on each side ; 

 disk mostly black : fore-chest thickly punctured, much excavated 

 behind the shoulders, which are very obtusely angular and not pro- 

 minent, adorned with one dorsal and two lateral, irregular, yellow 

 stripes : legs pitchy or black, with yellow bands : wings colourless ; 

 fore-wings mottled with brown ; veins pitchy, robust. Length of 

 the body 1^ line; of the wings 3 lines. 



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



2 F 2 



