CICADELLINAE: PART 2. NEW WORLD CICADELLINI 489 
25. Pygofer with dorsoapical margin concave anteapically (fig. 420c) 
vexativa, n. sp., page 511 
Pen emECESOU SN SCL co Bal, oe I Bete ee he, 26 
26. Pygofer very long and gradually tapered (fig. 421c) 
rondosa, n. sp., page 513 
Beeretseonter anid less gradually tapered ..)..-1.-..055--0. sess ss 27 
27. Aedeagus with dorsal margin regularly convex in apical seven-eighths 
Bt Ma Mis wish ow cd fehdy panei eg «dads stillatula (Breddin) (fig. 422) 
Aedeagus with dorsal margin biundulate in apical seven-eighths (fig. 
RMN idee. oS EWR hs oe tees cel see a ve ce A 28 
28. Pronotum tawny with at least two transverse pale stripes (may be inter- 
A ean ed atramentatula (Breddin) (fig. 423) 
EDEL SOTO 6 oa: So she ge A a's ga RY HE Gey Nee Ges Ce ean Ae aS 
Romie tunout any green markings .2.. 2.2420.) 2 2eose eee eee ects 30 
Pomeeseevan at icast some green coloration (4.000) «-sscec+eees even ees 31 
30. Pronotum black with a large basilateral orange spot on each side (fig. 
424a); aedeagus with dorsal margin strongly convex near base 
pruriginosula (Jacobi) (fig. 424) 
Pronotum with orange markings more extensive or with ground color 
orange; aedeagus with dorsal margin much less and more broadly 
Yo Ques<: by OU ee ee cardinula (Osborn) (fig. 425) 
RMU rePEVCILOUIPOLANGC. VIttae 6. arse. 6 + sist vee sled apotnays ete aglaw a2 
EP ENIEOROLANVE VICTAC |< <a ins tien. es ws oso os ohana die ae + dialenynemene 6%) 
32. Plate in ventral view gradually narrowed in basal half (fig. 426c) 
vinnula, n. sp., page 515 
Plate in ventral view abruptly narrowed in apical third (fig. 427d) 
olivatula (Osborn) (fig. 427) 
33. Face entirely Black (Bcuador) ane.. oo0tuh ote: ludicula (Osborn) (fig. 428) 
Face with clypeus partly pale, (Peru, Bolivia) 
suspecta, n. sp., page 517 
Mesogonia retrorsa, NEW SPECIES 
Figure 400, PAGE 490 
Length of male 6.6 mm. Head with median length of crown slightly less 
than six-tenths interocular width and slightly more than one-third trans- 
ocular width, anterior margin subangulate in dorsal view, with a distinct 
carina at transition from crown to face, ocelli located on a line between an- 
terior eye angles, each closer to adjacent anterior eye angle than to median 
line of crown, crown shallowly concave between ocelli, the concavity extending 
to apical carina, lateral clypeal sutures not extending onto crown; antennal 
ledges with anterior margins vertical in lateral view; clypeus slightly convex 
medially, muscle impressions indistinct; face not pubescent beneath (possibly 
