312 [April 



Male. — Golden-green, densely and rather coarsely punctured, slightly 

 pubescent ; head not wider than the thorax ; eyes rather large, ovate ; 

 face behind the antennae flattened, and clothed with a dense, appressed, 

 silvery-white pubescence, the depression bounded above by a well- 

 defined, twice angular carina ; autennas opaque-black, scape green. 

 Thorax : disk of prothorax sulcate ; dorsal lines of mesothorax deeply 

 impressed, the space between them tinged behind with bluish ; poste- 

 rior angles rather prominent and obtuse ; tegulse green. Wings sub- 

 hyaline, having a slight fuscous tinge about the middle; nervures 

 black. Legs golden-green, changing to blue in certain lights; tarsi 

 fusco-testaceous. Abdomen short, rather broad and parallel, subconvex, 

 closely and deeply punctured, those on the basal segment deepest ; ba- 

 sal segment golden-green, sulcate on the basal middle ; second and 

 third segments bluc-greeu, the latter segment about half the length of 

 the former and much narrower, the apical margin armed with four 

 long, acute, very prominent, equidistant teeth, and before the apex a 

 transverse row of deep foveae, the two middle ones very large and deep, 

 the others becoming small r and less deep towards the sides of the seg- 

 ment; venter deeply concave. Length 4 lines; expanse of wings 6 J 

 lines. 



One specimen. 



10. Chrysis bella, n. sp. 



Blue-green, abdomen azure-blue; wings fuseo-hyaline, with a slight violet 

 reflection; apex of abdomen with four long subacute teeth. 



Female. — Elongate, rather slender, pubescent; head broader than 

 the thorax, closely and deeply punctured, green, vertex, occiput and 

 cheeks tinged with bluish ; face, behind the antennae, much depressed, 

 rugulose, and bounded above by a slightly arcuated, sharply defined 

 carina; antennae dull black, the two basal joints green. Thorax closely 

 and rather coarsely punctured; obscure green strongly tinged with 

 blue and purple or azure-blue; prothorax narrow, dilated on the sides, 

 with a shallow excavation on the dorsal middle; dorsal lines of the 

 mesothorax deeply impressed ; posterior angles of metathorax promi- 

 nent and subacute; tegular azure-blue. Wings fusco-hyaline, with a 

 slight violaceous reflection; posterior pair nearly hyaline; nervures 

 black. Legs green, reflecting blue and purple; tarsi blackish, serice- 

 ous. Abdomen elongate, broader about the middle than at base, con- 

 vex, very closely punctured, deep azure-blue, changing to i:recn in cer- 

 tain lights, especially soon the sides; second segment with a well- 

 defined, central, longitudinal carina ; near the apex of the third seg- 

 ment, a transverse, very deeply impressed line which has a lew deep 



