Mr. W. L. Distant on Homoptera. 69 



dull oehraceous, sparingly and irregularly suffused with 

 castaneous brown, the veins also of that colour; wings pale 

 bronzy, the veins darker ; vertex considerably shorter than 

 breadth between eyes, anteriorly rounded, centrally foveately 

 depressed at apex, and with a central longitudinal incised 

 line ; clypeus strongly angularly elevated ; pronotum about 

 or almost twice as long as scutellum, ftnely rugulose and 

 very coarsely punctate, the basal margin somewhat strongly 

 sinuate, lateral margins moderately oblique, the pronotum 

 narrowing anteriorly. 



Long., excl. tegm., ? 17^ mm.; exp. tegm. 35 mm. 



Hub. Amazons; Nanta (Brit. Mus.) ; Ecuador; Cuenca 

 (Brit. Mus.). 



Stictoscarta linearis. 



Aulacizcs linearis, Walk. List Horn. iii. p. 791 (1851). 



Tettigonia atomaria, Sign, (part.) Ann. Sue. Ent. Fr. (3) iii. p. 57 (1855). 



Signoret placed linearis, Walk., and atomaria, Walk., as 

 synonyms and under the latter name. This is incorrect. 

 A. atomaria, Wa\k., = adspersa, Fabr., and is a Cielopola. 



Genus Amblydisca. 



Amblydisca, Stal, Hem. Fabr. ii. p. 61 (1869); Fowl, (part.), Biol. 

 Centr.-Am., Khynch. Horn. ii. p. 209 (1898). 



Type, A. rubriventris, Sign. 



Amblydisca ezba, sp. n. 



Piceous brown, tinely mottled with oehraceous ; vertex 

 with the lateral and apical margins oehraceous ; lateral 

 margins of pronotum narrowly dull oehraceous ; scutellum 

 with two large piceous spots, one at each basal angle, the 

 apical area dull oehraceous ; body beneath and legs fuscous 

 brown ; face and central ridge to clypeus dull oehraceous ; 

 abdominal segmental margins and base of anal segment 

 black ; tegmina piceous or fuscous brown, crossed before 

 middle by an oblique series of three small oehraceous spots 

 and beyond middle by a more obscure curved series of similar 

 spots, all these spots more or less margined with black; 

 wings blackish ; vertex about as long as breadth between 

 eyes, api^ally narrowed, upturned, broadly foveately de- 

 pressed, rounded in front ; pronotum scarcely longer than 

 scutellum, rugulose, obscurely punctate, anteriorly narrowed, 

 the lateral margins oblique, the disk with three obscure 



