25G GEO. n. noRN, m. d. 



8. — Elytral intervals finely niuricato. Protboracic episterna coarsely punc- 

 tured 12. |>eiiiiNylvaiiicii»«. 



Elytral intervals finely and sparsely punctured and not distinctly im- 

 pressed '•>• 



9. — Prothoracic episterna coarsely punctured 10. 



Protboracic episterna very obsoletely punctured 11. 



10. — Head and thorax green, varying to blue, sbining. 

 Labrum emarginate. 



Body above green, elytra rather densely punctulate. 



13. floridanus. 

 Body above bicolored, elytra very obsoletely and sparsely j)un''tiilate. 



14. brovilaUris. 

 Labrum truncate l."). tricolor. 



Head and thorax coppery bronze, thora.x subopaque 1(>. iioitioralis. 



11, — Thorax shining, punctures coarse and numerous 12. 



Thorax opaque, })unctures fine and very sparse 13. 



12. — Body above (head and thorax), metallic green, legs pale. 



Thorax with feeble but evident sinuation. Labrum emarginate. 



17. glauciis. 

 Thorax distinctly sinuate and narrower. Labrum truncate. 



15. NiiiiilliEnns. 

 Thorax not sinuate. Labrum truncate 19. nebra^ikensiM. 



Body above black or very slightly blue. Legs usually black. 



20. variahilipes. 

 13. — Thorax not sinuate, base evidently broader than apex. Labium trun- 

 cate 21. vafer. 



Thorax sinuate, hind angles subacute, punctures more evident. Labrum 



feebly emarginate. Color above green 22. flaeci<Ius. 



Thorax distinctly sinuate, base not broader than apex. Labrum emar- 

 ginate 2.3. ob!!>oletus. 



O 



B. — Middle tibise % with a pubescent space near the tip. Third joint of 

 anteunjB longer than the fourth. 

 Prothoracic cpipleurse very narrow and nearly vertical, thorax obtusely 



margined 17. 



Prothoracic epipleurre normal, oblique or nearly horizontal, thorax acutely 



margined 1. 



1. — Abdomen either smooth at middle or over its entire surface 2. 



Abdomen sparsely punctured at middle and more densely at sides 3. 



2. — Abdomen punctured at sides only. Anterior femora of % subangulate 



at base 4. 



Abdomen devoid of punctures 5. 



4. — Prosternum not margined at tip, feebly punctured or smooth in front. ..6. 



Presternum margined at tip, coarsely punctured in front 7. 



f,._Color bright green, shining 24. solitaritis. 



Color dark blue, thorax subopaque, elytra opaque 25. leuco^iCelis. 



7.— Color green, last ventral segment nearly entirely testaceous. 



26. i>ra!«iiius. 



5. — Prosternum feebly margined at sides of tip; episterna with coarse ))unc- 



tures; color violet blue, opaque 27. ciiiuatilis. 



