415 
of the Amazon Valley. 
12. Chrysoprasis aureicolUs. 
White, Cat. Longic. Brit. Mus. p. 149. 
Parva, capite thoraceque cupreo-aureis, creberrime 
reticulato-punctulatis, hoc prope basin snbiter dilatato- 
rotundato, deinde usque ad apicem attenuate; elytris 
viridibus, laste sericeis, erecto-setosis, apice truncatis, 
angulo exteriori dentato ; sternis viridi-aeneis, nitidis, 
omnibus crebre minute punctulatis, fulvo-decumbenti- 
pilosis ; abdomine rufo ; pedibus nigris, longe setosis ; 
an tennis utroque sexu baud corpore longioribus, nigris, 
articulis hand spinosis. 
Long. 34 lin. S ? • 
Hab. — Amazons ; generally distributed and common. 
13. Chrysoprasis floralis , n. sp. 
Mgra, capite supra et prothorace toto igneo-cupreis, 
vix nitidis, grosse reticulato - punctatis; hoc postice 
dilatato-rotundato ; elytris sericeis, setosis, truncatis, 
angulo exteriori spinoso ; metasterno mneo-tincto, punc- 
tulato, insterstitiis laevibus ; an tennis nigris, utroque sexu 
vix corpore longioribus, articulis simplicibus. 
Long. 3-4 lin. S' ? • 
Hah. — Santarem, and River Tapajos; at flowers, occa- 
sionally in great numbers. 
14. Chrysoprasis brevicornis, n. sp. 
Laste viridi-aenea, capite thoraceque auratis, crebre 
reticulato-punctatis, hoc juxta basin rotundato-ampliato, 
deinde usque ad apicem attenuate ; elytris sericeo-nitidis, 
setosis, truncatis, angulo exteriori dentato ; sternis 
nitidis, crebre punctulatis, sparsim fulvo-pilosis ; abdo- 
mine rufo ; pedibus nigris ; antennis nigris, utroque sexu 
vix corpore longioribus, articulis simplicibus. 
Long. 3-4 lin. S ? • 
Hob. — River Tapajos, Ega, St. Paulo; common. 
15. Chrysoprasis sobrina^ n. sp. 
C. hrevicorni proximo affinis; difiert solum statura 
majori, antennis S corpore sesqui longioribus. Laste 
