of the Amazon Valley. 893 



5. Orthoschema Chryseis, n. sp. 



0. tenuicorni simillimum ; differt solum thorace igneo- 

 cupreo, elytrisque obscure nigro-seneis, apice viridi- 

 sericeis. 



Long. 4-5 lin. c? ? . 



Of similar form to 0. tenuicorne; antennas long, very 

 slender, and nearly destitute of cilia; the thorax nar- 

 rowed in front in both sexes, of a glowing purple-coppery 

 hue ; the elytra brassy-black, greenish and more shining 

 near the apex. 



Hah. — Para, Cametd, and banks of the Tapajos; on 

 dead trees. 



6. Orthoschema cardinale, n. sp. 



Curtum, depressum, postice paulo dilatatum, saturate 

 cseruleum, nitens, elytris (apice nigro excepto) coc- 

 cineis, • opacis ; capite grosse rugoso-punctato ; thorace 

 ovato, lateribus grosse rugoso-punctatis, medio lasvi; 

 scutello ferrugineo, polito; antennis purpureis, longe 

 ciliatis, basin versus robustis, apice valde attenuatis. 



Long. 6 lin. S • 



A very beautiful species, unlike any other in colours, 

 but undoubtedly belonging to this genus. 



. Hah. — Ega. One example only. * 



* The following undescribed species of Orthoschema are common in 

 Collections : — 



Orthoschema ruficeps. 



0. viridipenni (Thoms.) proxime affine. Eufum, antennis articulis 

 3-11 nigro-piceis, abdomine nigro-aeneo, thorace infuscato, elytris viola- 

 ceis vel obscure c^ruleis. 



Long. 8 lin. <? ? . 



Hab. — Brasilia merid. 



Orthoschema nigricorne. 



0. viridipenni (Thorns.) proxime affine. Fulvmn, antennis articulis 

 3-11 pedibusque nigris, pectore infuscato, opaco, abdomine nigro, nitid6, 

 coxis femoribusque basi fuMs ; elytris viridi- vel cyaneo-sericeis, apice 

 nitidis. 



Long. 8 lin. 



Hah, — Brasilia merid. 



