Mr. W. L. Distant on Iloinoptera. 529 



large greyish apical spot ; scutellum with the basal area 

 black, abilomeri above centrally longitudinally pale piceous ; 

 body beneath and legs purj)lisli red, tibite and tarsi blackish ; 

 basal area of face pale oehraceous ; tegmina pale dull- 

 greyish subhyaline, with the veins darker, the whole of the 

 claval area and the costal area (not reaching apex, but iu 

 part extending to middle of tegmen) purplish red, apical 

 margin piceous ; wings pale greyish, subhyaline, the veins 

 darker ; vertex more evenly and less angularly rounded than 

 in 0. avella ; lateral areas of pronotuni strongly foveately 

 depressed; face longitudinally foveate, the lateral areas 

 transversely striate ; clavus coarsely reticulately veined for 

 nearly its entire length and breadth. 



Long., excl. tegm., 11 mm. 



Hab. Ecuador; Baiza {R. Haensch, Brit. Mus.). 



Serpa, gen. nov. 



Vertex about half as long as breadth between eyes, irregu- 

 larly rounded in front of eyes ; ocelli on disk a little nearer 

 to eyes than to each other ; face with the disk broadly 

 foveately flattened for its whole length, the margins of which 

 interspace are somewhat strongly ridged, the lateral areas 

 almost perpendicular and transversely ridged; pronotuni 

 transverse, considerably broader than long, concavely sinuate 

 before scutellum, two small tubercles near anterior margin ; 

 lateral areas behind eyes somewhat broadly foveatily de- 

 pressed; tegmina longer than abdomen; wings broad and 

 ample. 



Allied to Bhandara, Dist. 



Type, S. plumbea, Walk. 



Scrpa plumbed. 



Tettigonia 2>litmbea, Walk. List Iloni. iij. p. 754 (l^ol)- Sitfu \nn 

 Soc. Knt. Fr. (3) i. p. G83 (1S0;{). 



Hab. Quito {Brit. Mus.). 



Genus Kolla. 

 Kolla, Dist. Faun. ]i. I., Rhynch. iv. p. 22?, (1U08). 

 Type, K. insigiiis, Dist. 



Kolla herbida. 



Tettigonia herbida, Walk. List Horn. iii. p. 7C9 (1861) ; Sio-n. Ann Soc 

 Fnt. Fr. 1854, p. 18, t. ii. fig. 4 ; Uhler, Proc. Zool. ^00! 1695, p. 77.' 



