360 keduviid.tl. 



Synoj^sis of Gencni. 



1 . Auterior tibia3 simple, not inwardly spined 

 before apex. 

 A. Anterior lobe of pronotum not promi- 

 nently tuberculous on each side. 



a. Posterior lobe of pronotum not discally 



spined. 

 (I. First joint of rostrum considerably 

 shorter than second. 

 d'. Head with a tubercle behind 



base of each antenna Euagoras, p. oGo. 



h'. Plead spinetl behind base of each 



antenna Macracaxtuopsis, 



b. First joint of rostrum longer than [p. 36:^. 



second. 

 a'. Head shorter than pronotum. 

 a'^. Anteocular and postocular 

 areas of head about equal 



in length Cydnocoeis, p. -"SOI . 



h-. Postocular area of head about 

 half as long- again as ante- 



ocidar Villaxo\axus, p. 304. 



b'. Head about as long as pronotum. Endochus, p. 305. 



b. Posterior lobe of pronotum discally 



spined. 

 a. Head about as long as pronotum . . Platerus, p. o7o. 

 h. Head shorter than pronotum. 



a . Rostrum with the first joiut 



equal to tlie remaining joints 



in length. 



a-. Head spined behind the base 



of each antenna; scutelluui 



posteriorly with a more or 



less suberect spine Alcmexa, p. 300. 



//. Rostrum with the first joint a 



I'ttle shorter than remaining 



joints together. 



h-. Head with a tubercle behind 



base of each antenna ; scu- 



telluni without a suberect 



spine Epidaus, p. 371. 



e. Anterior and posterior lobes of pro- 

 notum discally spined. 

 a. Ante- and postocular areas of head 

 about equal in length ; lateral 



margins of abdomen dilated .... Brassi\'oi..4, p. 373. 

 h. Postocular longer than anteocular 

 area of head; abdominal margins 



not dilated Bartacts, p. 374. 



B. Anterior lobe of pronotum prominently 



tuberculous on each side Isvmdus, p. 370. 



2. Anterior tibiae incurved and spined before 



apex RiHiRBt's, p. 378. 



