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Bulletin Wisconsin Xatural History Societij. [Vol. 5, No. 2. 
15. Mandibles with onl^" a large outer tooth, the inner margin 
scarcely denticulate, femora distinctly reddish. 
nevadensis Ashmead. 
Mandibles with inner denticulations besides the large outer 
tooth, all the femora black vancouverensis Ashmead. 
16. Wings well-developed 17 
Wings very small, reaching only to the tip of the metathorax ; 
legs including coxse ruf o-ferruginous ; head nearly twice as 
long as wide subapterus Melander and Brues. 
17. Head and thorax metallic green, abdomen black, with ferru- 
ginous tip 18 
Body black, sometimes seneous, especially the head 19 
18. Head and thorax bright golden green, posterior face of 
metanotum polished, with a median raised line, .fulgens sp. nov. 
Head and thorax dark metallic gTcen, posterior face of meta- 
notum transversely aciculated analis Cresson. 
19. Four posterior coxse and legs pale or rufous 20 
All coxse black 24 
20. Head black or bluish, not at all metallic 21 
Head seneous. abdomen bluish-black, wings fuscous. 
aeneiceps Ashmead. 
21. Head very large, broader than the thorax and strongly punc- 
tured megacephalus Ashmead. 
Head normal 22 
22. Head and thorax bluish, transverse median nervure in wing 
giving out a spurious vein toward the disk of the wing-. 
grandis Ashmead. 
Head and thorax black 23 
23. Mesopleura foveated, mandibles 5-dentate rufipes Say. 
Mesopleura areolated, mandibles 6-dentate. .columbianus Ashmead. 
24. Metathorax with five raised longitudinal lines 25 
Metathorax with only one distinct delicate raised longitudinal 
line carbonarius Ashmead. 
25. Wings sub-hyaline, abdomen entirely black, .occidentalis Ashmead. 
Wings sub-fuseoiis. abdomen red at the tip. 
hsemorrhoidalis Kieffer.* 
*This is placed by Kieffer (Archiv f. Zool. I, 528 (1904), in his 
genus Rhahdcpi/ris, characterized by simple tarsal claws, but this 
species as well as others later placed by him in Rhahdepi/ris have bifid 
claws. I have therefore included it provisionally in Epi/ris. 
