ACEIDIIN.E. 



215 



97 (96). 



98 (95). 



99 (100). 



100 (99). 



101 (94). 



102 (105). 



103 (104). 



104 (103). 



105 (102). 



106 (116). 

 107(115), 



109 (1]0) 



110 (109). 



111 (112). 

 112(111). 



113 (114). 



Posterior tibiae externally without an apical spine. Body 

 robust, apterous. Prosternal spine blunt, transverse. 

 Hind margin of pronotum truncate 



Frontal costa plainly sulcate between the antennae. 



External edge of the hind tibiae apically spined . . . 



External edge of the hind tibiae apically not spined . . 



Eastigium not divided from the vertex. Lateral carinse 

 of the face not, or but little, divergent. 



Superior carina of the hind femora smooth. 



Tegmina and wings complete, extending considerably 

 beyond the apex of the abdomen in both sexes. Head 

 small, the eyes elongate. Hind lobe of the pronotum 

 nearly or quite as long as the front one. Disc of the 

 wings hyaline. Male cerci elongate, the apex slightly 

 emarginate or forked 



Tegmina and wings incomplete, shorter than the abdomen 

 in both sexes. Head rather large, the eyes sub- 

 globose, prominent. Hind lobe of the pronotum 

 much shorter than the front one. Disc of the wings 

 blue. Male cerci robust, emarginate nearly to the 

 base, both forks conical 



Superior carina of the hind femora more or less tuber- 

 culate or serrate. 



Pastigium of the vertex horizontally produced, rounded 

 or acuminate. 



Posterior femora not or very slightly surpassing the 

 apex of the abdomen. Eastigium of the vertex a 

 little widened, the edges horizontally, laminately 

 dilated. Pronotum rugose. 



Tegmina wanting. Pronotum posteriorly truncate, the 

 middle a little elevated 



Tegmina present, though sometimes lateral and lobiform. 

 Pronotum posteriorly emarginate, rounded, or angu- 

 late, the middle not elevated. 



Vertex in advance of the eyes deeply sulcate. Tegmina 

 lobiform, lateral. Body provided with supplemental 

 longitudinal carinas. Pronotum posteriorly arcuate- 

 emarginate. Antennae narrowly ensiform .... 



Vertex in advance of the eyes very gently or not at all 

 sulcate. Body without supplemental carinae. Tegmina 

 fully developed or at least nearly half the length of 

 the abdomen. Posterior edge of the pronotum rounded 

 or angulate. 



Antennas subensiform, the basal joints somewhat de- 



Psilotettix, Bruner. 



Aristia, Stal. 

 PhjEoparia, Stal. 



Omalotettix, Bruner. 



Chrysopsacris, Bruner. 



Caletes, Redtenbacher. 



Clematodes, Scudder. 



