of the Amazon Valley. 411 



Genus Chrysopeasis. 



Serville, Ann. Soc. Ent. Fr. 1834, p. 5 ; Lacord. Gen. 

 ix. 125. 



^,, 1. Chrysoprasis auronitens, n. sp. 



Minus elongata, robusta, laete viridi-genea, thorace supra 

 cupreo-aurato, abdomine rufo ; capite grosse punctato- 

 rugoso; thorace lato, supra creberrime punctato; elytris 

 subdepressis, breviter decumbenti-setosis/apice truncatis; 

 prothorace subtus crebre punctato-rugoso, griseo-piloso ; 

 metasterno grosse crebre foveolato-punctato, griseo- 

 piloso ; pedibus robustis, dense punctatis, nigris, femori- 

 bus viridi-Eeneis ; antennis S corpore paulo longioribus, 

 robustis^ nigris, articulo basali crebre foveolato-punctato, 

 3-6 apice unispinosis. 



Long. h-h\ lin. ^ ? . 



Hah. — Para. 



I have seen this species in some collections named 

 '' C. rufiventris, Dej. MS.'' 



/ 



2. Ghrysoprasis Sthehias, n. sp. 



C. auronitenti valde affinis, differt thorace concolori ; 

 minus elongata, robusta, Isete viridi-aenea, abdomine 

 rufo; capite grosse scabroso-punctato ; thorace lato, 

 supra creberrime reticulato-punctato ; elytris subde- 

 pressis, breviter decumbenti-setosis, apice truncatis ; 

 prothorace et mesothorace subtus crebre punctato-rugo- 

 siSj griseo-pilosis ; metasterno grosse crebre foveolato- 

 punctato, griseo-piloso; pedibus robustis, dense punc- 

 tatis, nigris, femoribus viridi-seneis ; antennis c? corpore 

 paulo longioribus, crassis, apice attenuatis, nigi-is, articulo 

 Imo grosse punctato, viridi-seneo, 3-6 apice unispinosis. 



Long. 4-6^ lin. c? ? • 



Hah. — Ega and St. Paulo. Very abundant on branches 

 of felled trees. 



3. Ghrysoprasis rotundicolUs , n. sp. 



Minus elongata, depressa, Isete viridi-senea, abdomine 

 rufo, antennis pedibusque totis nigris, metasterno nigro, 



