CICADELLINAE: PART 2. NEW WORLD CICADELLINI 183 
18. Larger and more robust, length 11.8-13.3 mm; aedeagus abruptly broad- 
ened beyond apical one-fifth in caudoventral view 
obscura, n. sp., page 189 
Smaller and more slender, length 9.7-10.0 mm; aedeagus gradually 
broadened at base of apical third in caudoventral view 
binotata, n. sp., page 190 
Amblyscarta grammaca, NEW SPECIES 
FiGuURE 145, PAGE 188 
Length 9.7-10.7 mm. Head slightly produced, median length of crown vary- 
ing from one-third to slightly less than four-tenths interocular width, and from 
slightly less than one-fourth to one-fourth transocular width, antennal ledges 
not protuberant, clypeus strongly convex. Pronotum with lateral margins 

140a 


FIGURES 140, 141.—140, Amblyscarta alternata, n. sp. (from specimen from Rio 
Autaz, Upper Amazon; only aedeagal shaft shown in g). 141, A. incommoda, 
n. sp., holotype (only apex of shaft shown in g). 
