LIST OF HOMOPTEROUS INSECTS. 743 



39. Tettigonia pruinosa. 



Purpureo-fusca ; thorax fiilvo varius ; ahdominis segmentorum 

 margines ferruginei ; pedes picei; alee anticce purpnrece^ful- 

 vo varice, apice fulvcB ; alee posticce cyaneo-fuscce. 



Allied to Proconia. Purplish brown : head above semicircular, 

 slightly concave; face rather prominent, flat and minutely rugulose 

 on the disk, convex, and with nine distinct slightly oblique ridges 

 on each side : mouth ferruginous : chest transversely rugulose, some- 

 what tawny about the borders : breast mostly tawny : abdomen ta- 

 pering from the base to the tip ; borders of the segments mostly 

 ferruginous : legs pitchy ; knees ferruginous : fore-wings purple with 

 pale tawny dots, and beyond the middle with pale tawny streaks 

 also; tips pale tawny : hind-wings brown, tinged with blue. Length 

 of the body 7 lines; of the wings 14 lines. 



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



40. Tettigonia gaudens. 



Miniata ; thoracis latera crocea ; pectus et abdomen cinei'ea, hujus 

 laterihus et segmentorum marginibus posticis fulvis; pedes 

 nigri, femoribus posterioribus fulvis nigro vittatis ; al<e an- 

 ticcB incarnata, Jiavo trifasciatce ; alee posticce fuliw, apice 

 fuscce. 



Red-lead colour, slender: head short; face slightly flattened 

 in front, paler on each side, without furrows or ridges : mouth fer- 

 ruginous : chest orange on each side, not shining : breast and abdo- 

 men gray; sides and hind borders of the abdominal segments 

 tawny : legs black ; posterior thighs tawny, with black streaks: fore- 

 wings crimson, with three broad bright yellow bands: hind-wings 

 tawny with dark brown tips. Length of the body 6^ lines ; of the 

 wings 13^ lines. 



a. Ega, on the Amazon. From Mr. Stevens' collection. 



