240 PROCEEDINGS OF THE ACADEMY OF [1897. 



Agenia basalis n. sp. 



$ . — Head and thorax metallic-green, including coxae ; antennae 

 above, trochanters, four hind tibiae and tarsi and abdomen except 

 base and apex, fuscous ; face, clypeus except medially, mandibles, 

 palpi, fore coxse beneath, calcaria and last dorsal abdominal seg- 

 ment, whitish ; antennae beneath testaceous ; all femora and anterior 

 tibia? and tarsi yellowish ; first abdominal segment ringed with 

 whitish, pronotum subangulate posteriorly ; middle segment micro- 

 scopically granulated, not impressed ; hind tibiae not spinose ; abdo- 

 men scarcely compressed, first segment but little longer than second ; 

 wings clear, scarcely darker apically, nervures dark testaceous, 

 third submarginal at top nearly one-quarter greater than the corre- 

 sponding portion of second ; second recurrent vein sinuous ; body 

 rather densely covered with silvery pubescence. Length b' mm. 



Santarem. 



Agenia testacea n. sp. 



$ . — Greater part of head and thorax blue-green ; face, clypeus, 

 mandibles and palpi pale yellow ; first three antennal joints (re- 

 mainder missing), prothorax except central spot above, tegular, 

 pectus, legs entirely and abdomen testaceous-yellow, the abdominal 

 segments except the first more or less obscure medially ; pronotum 

 angulate posteriorly ; middle segment not impressed, legs not spin- 

 ose ; wings clear, with a feeble tinge of yellow, nervures testaceous ; 

 third submarginal at top about one-fifth greater than the correspond- 

 ing portion of the second, second recurrent vein slightly sinuous ; 

 abdomen compressed, more robust than either of the four preceding 

 species, the first segment scarcely as long as the two following 

 united ; pubescence of body golden and sparse. Length 9 mm. 



Santarem. One specimen. 



The new species of Agenia described in the present paper may be 

 separated as follows : 



FEMALES. 



1. Wings hyaline, spotted or banded, 3. 



Wings otherwise colored, 2. 



2. Wings fuscous, body deep blue ; legs except coxae, trochanters, 



apex of hind tibiae and medial and hind tarsi red, . chapadce. 



Wings with costal margin broadly fuscous, otherwise hyaline ; 



body greenish ; antennae, apex of femora and tibiae and tarsi 



dark testaceous, costalis. 



