104 [January 



armed behind with a long, broad, flattened and obtuse process; poste- 

 rior angles of the metathorax strong and acute; tegulae piceous, slightly 

 tinged with green. Wings subhyaline, tinged with pale fuscous; ner- 

 vures fuscous. Legs blue-green, the tarsi and the extreme tips of the 

 tibiae, fulvous. Abdomen short and broadly ovate, convex, bright me- 

 tallic green with a beautiful deep blue reflection in certain lights, the 

 two basal segments smooth and polished, minutely and sparsely punc- 

 tured under a strong lens, the apical segments strongly but not closely 

 punctured; basal segment slightly excavated on the middle; extreme 

 apex of the abdomen truncate, the upper margins reflexed, the end 

 somewhat circular and concave, rufo-piceous ; beneath blue-green. 

 Length 2 lines; expanse of wings 3| lines. 

 Collection. — Ent. Soc. Philad. 



Genus HOLOPYGA, Dahlb. 

 Holopyga Dohrni, Dahlb. 



Holopyga Dohrni. Dahlb. Hymen. Europ. ii. p. 48, pi. 3, fig. 56a. 

 Collection. — Ent. Soc. Philad. Two % specimens. 



Genus HEDYCHRUM, Latr. 

 Hedychrum vernale. n. sp. 



Bright metallic green ; disk of the mesothorax and of the abdomen blue ; an- 

 tennae blackish ; apical third of wings fuliginous. 



Male. — Head bright metallic "Teen, with a faint bluish tinge about 

 the front, the excavation to receive the antennae very minutely striated 

 transversely, rest of the head deeply and very closely punctured ; man- 

 dibles black, pubescent ; antennae black, the two basal joints green. 

 Thorax metallic green, deeply and very closely punctured ; disk of the 

 mesothorax more coarsely punctured, tinged with blue, extreme sides 

 deeply concave and finely striated, the posterior angles long, acute and 

 divergent; tegulae blue-green. Wings subhyaline, the apical third 

 fuliginous, base of posterior wings hyaline; nervures black. Legs 

 green, blackish in certain lights, slightly pubescent. Abdomen short 

 and broad, subconvex, deeply and closely punctured, more sparse and 

 less deep on the disk ; green, with a deep blue reflection, the dorsal 

 surface deep blue; apical margin of third segment faintly sinuate, pu- 

 bescent ; venter concave, brio-lit metallic green, the basal margins of 

 the segments more or less black. Length 34 lines; expanse of wings 

 6 lines. 



Collection. — Ent. Soc. Philad. One specimen. 



Hedychrum cyaniventre, n. sp. 



Head and thorax green; mesothorax and abdomen dark blue; antennae 

 black; wings fusco-hyaline. 



Male. — Head metallic green, with a bluish reflection on the front. 



