128 FAMILY ir. CAEAKTD.y.. 



//. Hind juries veTV nl>tuse but ilisliiict; elytrnl intervals 

 feebly convex. 215. melanarh\s. 



ec. Tlioi-nx with side margins only nnrrowly reflexed at the edfje. 

 j. All three d('rs:il itnnctures on thinl stria; hind anirles en- 

 tirely rounded. 217. cokvus. 

 ./.;. Second and tliii-d dorsal i)nnclnres near or on second stria. 

 />•. Piceous or black above. 



1. Thorax with hind angles somev^'hat distinct, basal im- 

 pressions without a tubercle. 216. affixis. 

 11. Thorax with hind angles more rounded, impressions 

 with a distinct tubercle. cakbo. 

 kk. Metallic or blackish-brouzed above. 



m. Head, thorax and margin of elytr.n green, disk of elytra 

 coppery. 218. cupripennis. 



ntni. Blackish-bronzed; dorsal punctures large, foveate. 



219. EXCAVATUS. 



(1(1. Four outer joints of antenniie white : thighs dark, tibife and tarsi 



yellowish. 224. albicrus. 



cc. Dorsal punctures four to seven : sides of thorax broader and more 



retiexed behind. 



n. Dorsal punctures large, foveate; green, with disk of thorax 



and elytra bronzed, base of antennae and legs brown. 



225. ocTOPUNCTAins 

 1111. Dorsal punctures of usual size: base of antenna^ brown; sides 

 of thorax rather strongly reflexed. 226. placidlis. 



hJ). Either metallic or bronzed green, the elytra uniform in hue. 



o. Thorax at least one-third wider than long, the margins on basal 



half wider and distinctly reflexed. 



p. Elytral striae wholly without punctures; second dorsal puncture 



near second stria and far behind the middle. 209. errans. 



pp. Elytral strife finely but distinctly punctulate; second dorsal 



puncture usually on third stria .and near the middle. 



210. SUBCORDATI'S. 



00. Thorax not or very slightly wider than long, the margins narrow, 

 not reflexed. 

 q. Basal impressions deep, punctured; elytral striae strongly punc- 

 tured; elytra bronzed-black, tibiic and tarsi light brown. 



220. FERREUS. 



qq. Basal impressions of thorax small. 

 r. Elytral striiP not punctured. 



.<?. Dorsal iJunctures three; legs yellow. 221. hasams. 



.s'.v. Dorsal punctures five or siv ; legs reddish yellow, tliiglis 

 darker. 222. nutans. 



rr. Elytral stri.a;^ punctured; dorsal punctures five. 



t. Thorax slightly wider than long. 22.3. striatopunctatus. 



ft. Thorax longer than wide. orenttlattjs. 



an. Thorax transverse, narrower behind, side margin narrow, basal impres 



sions broad and shallow; elytra deeply emarginate at base, with three 



small dorsal punctures. 227. boqemanni. 



