FULGORID,!". 17'ii 



thorax very often angularly 

 emarginate at the base, very 

 rarely roundly sinuate, trica- 

 rinate ; lateral ridges diverg- 

 ing, very often reaching the 

 base; commissural margin of 

 tegmina straight or rounded 

 behind the clavus ; costa 

 sometimes dilated, costal mem- 

 brane usually transversely 

 veined ; first joint of posterior 

 tarsi elongate Tropidachince. 



e'-. Plead very often narrower than 

 the thorax ; sides of clypeus 

 sometimes carinate ; last joint 

 of rostrum short or very 

 short ; thorax posteriorly an- 

 gularly emarginate, ecarinate, 

 or furnished with an obsolete 

 ridge; costa simple; posterior 

 tibiae very often unarmed, 

 rarely spinose : first joint of 

 posterior tarsi elongate .... Derhince. 



e'*. Head narrower than thorax ; 

 sides of clypeus carinate ; 

 rostrum short, stout, last 

 joint very short ; thorax 

 truncate at base, carinate or 

 tuberculate on disk ; first 

 joint of posterior tarsi robust, 

 only moderately long LopJiopince. 



e' Head not or only a little nar- 

 rower than the thorax ; 

 clypeus very often convex, 

 lateral margins very rarely 

 furnished with a ridge ; 

 thorax truncate at base, 

 rarely broadly roundly-sinu- 

 ate, without a median ridge 

 or with only an obsolete one ; 

 mesonotum short, rarel}'^ twice 

 longer than pronotum ; teg- 

 mina coriaceous or subcor- 

 neous, rarely vitreous, very 

 rarely flat, more or less 

 convex, sometimes very much 

 abbreviated ; first joint of 

 posterior tarsi short, or mode- 

 rately short, very rarely elon- 

 gate Isshice. 



VOL. III. N 



