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Funiclc 5-joiiUwl Cicmis Rhopus Foeister. 



Fuuicle 6-joiiited.* 



Head with a sharp an_;lc between. faci' and vertex *(ieiiiis Habrolepis Focrsier. 



Pace not angled. 



-Scape,' funicle and chib brnadly flattened. 



Wings developed and coloied witli brown 



*Genus Cerapterocerus \\'e>t\vood. 

 Wings almost alwavs rudimentary; when developed, are hyaline. 



Head narrt w, facial imprcssi'iii not extending up between the eyes 



*Genus Anusia Foersier. 



Head thick, faci il impression extending between the eyes 



*{ieniis Mira Schellcnbcrg. 

 Scape, funicle and club not at all flattened. 



Scutellum at base with two deep impressions, wings rudimentary 



*(ienus Ectroma Westwood. 

 Scutellum without grooves. 



Scutellum crescent-shaped. Wings rudimentary » 



*Genus Baeocharis Mayr. 

 Scutellum three-cornered, with rounded or not rounded tip. 

 Scutellum with a large bunch of hair at lip. 



Pedicel shorter than first funicle joint. Mesonotum without silver- 

 white hairs. Marginal vein shorter than stigmal 



Genus Comys Foerster. 

 Pedicel longer than first funicle joint. Mesonotum with silver-white 



hairs. Marginal vein at least as long as stigmal 



Genus Chiloneurus Westwnod. 

 Scutellum without a large bunch of hair. 



Head with very large thimble-like punctures. 



Wings clear; marginal vein wanting or very short 



Genus Bothriothorax Ratzeburg. 

 W'ings entirely or somewhat fuscous; marginal vein never verv 



short Genus Phaenodiscus Foerster. 



Head not with very large punctures. Antennil club obliquely 

 truncate. 



Facial groove very pronounced Genus Copidosoma Kat/.eburg. 



Facial groove slight Genus Homalotylus Mayr. 



Antennal club not oblique truncate. 



Wings rudimentary, or if developed the scutellum is flat or its tip 

 is light colored. 

 Scape strongly broadened below . . . .Genus Dinocarsis Foer.s.ser. 

 Scape not broadened below. 



First funicle joint only as long as thick, the scape reaching 



only to the u]i])er bonier of the facial impression 



*Genus Choreia Westwood. 

 First funicle joint longer thari thick, the scape reaching be- 

 yond the facial impression — *Genus Erycidnus Walker. 

 Wings developed. The scutellum arched and with smooth tip. 



* Except with Ilolcothorax testaceipes in whit h the body is not flat, isdark color 

 ed, not smooth, and the wings with short cilia. 



1:N IDMOI.nc.ICA A.MRRICANA -V-j 



