70 Journal New York Entomological Society. [Voi. xv. I 



10. Pygidium shining, punctuation feeble ; color testaceous, head, thorax, scutellum, 



suture and legs rufous peninsularis Schaef. '1 



Pygidium sub-alutaceous, coarsely punctate ; color variable, elytra testaceous 

 without markings, thorax darker and sometimes with feeble metallic luster to 

 greenish metallic and elytra with or without brown or black markings, the 

 latter variable in size flavipennis Burm. 



11. Thorax testaceous with large median darker spot or black or zeneous with pale 



side margin .. 12. 



Thorax unicolorous black or aeneous 14. 



12. Outer claw of anterior and middle tarsi very feebly cleft, the upper division very 



fine and thin, almost obsolete and far removed from the tip of the lower divi- 

 sion ; the first elytral interval near suture divided by an irregular row of punc- 

 tures ; color testaceous, a large apical thoracic spot, some indistinct longitudinal 



spaces on elytra and pygidium darker clypealis n. sp. 



Outer claw of anterior and middle tarsi distinctly cleft, the upper division as long 

 or nearly as long as the lower ; the first elytral interval confusedly punctate. 13. 



13. Tooth of front tarsal claw joint obsolete ; larger more elongate species ; thorax 



black or blackish aeneous with side margins pale ; elytra testaceous, without 



or with black markings of variable size undulata Melsh. 



Tooth of front tarsal claw joint distinct ; smaller, more robust species, color 

 variable, elytra testaceous to nearly black, thorax pale with apical black spot 

 or entirely black innuba Fab. 



13. Thorax and elytra black, the latter often with some paler spots or streaks, elytral 



punctuation very coarse obliterating the cost£e on the disk ; size small. 



black form of innuba Fab. 

 Thorax metallic green, asneous or cupreous 14. 



14. Elytra with nearly regular, impressed, punctured striae, intervals subequal, con- 



vex, very finely punctate ; thorax metallic green, sometimes with slight cupre- 

 ous tint ; elytra metallic green, or bluish green and in some specimens with 



pale brownish streaks polychalca Bates. 



Elytral intervals wider than the costse, flat and confusedly punctate, elytra testa- 

 ceous, with dark markings ; thorax reddish with metallic tint, green orneneous. 



15- 



15. The punctures of the geminate series enclosing the elytral costre, as well as 



some rows at sides, forming short, impressed and closely punctate, black lines 

 of variable length ; the upper division of the outer left front claw of the male 

 very small and very thin, far removed from the tip of the lower division. 



ludoviciana Schaef. 



The geminate series of punctures regular, not forming short, impressed, closely ~ 



punctate, black lines, except sometimes at apex ; the upper division of the 



outer front claw of the male distinct, as long or slightly shorter than the 



lower division binotata Gyll. 



16. Frontal suture carinate, color uniform, testaceous 17. 



Frontal suture obliterated, color variable, never uniform testaceous 18. 



17. Elytral striae impressed, very obsoletely punctured, intervals slightly convex, 



equal, scarcely punctate, only the first interval broader and with an irregu- 

 lar row of large punctures at basal half, surface subopaque cavifrons Lee. 



