THE MKTAMilC ^V{)()^-BORlN^. BKKTLES. 



791 



broadly but not dcci'ly (riaii.i;ularly iKildicd af middle. Tlidi-ax Iwicc as 

 wide as loni;, narrowed at ajiex and base, sides regularly curved; disk with 

 a vague median densely punctured sulcus, wider in front, limited on each 

 side by an elevated smooth space, Itetwecn which and margin the surface 

 is Irregularly and densely i)unctate. Elytra wider than thorax, gradually 

 nai-rowed from nnddle to aiiex: mai-gins feebly serrate, tips obtuse; first 

 costa distinct on apical lialf. tli(> olliers replaced by broad smooth spaces 

 of irregular shape, the surface between them densely imnctate. T.ody be- 

 neath very shining, the last ventral with snbmarginal serrate ridge. Length 

 KMO mm. 



Lake aiul Kiiox counties; scai-cc. .lune (i-.Iiily 28. Occni's on 

 scrub pine in tlie fornicr connlN-. liaiiuvs IV(»in .MassacliHsells to 

 Lake Stipcrior. 



C. triucrvia Kirhy. ])ic(M)ns, l)i'()ir/.(>d, elytra and abdomen more 

 or less cupreous, length 9-14 mm., is said to ocetir from tke Middle 

 States ^vest^vard; C. pusilla Lap., dark coppery-bronze, length 5.5- 

 7 mm., occurs from ^Massachusetts to Wisconsin and has been taken 

 near Cincinnati. 



1503 (4G57). CiiRYSOBOTHRis SEX-siGNATA Say, Trans. Amer. Phil. Soc, 



VI, 1836, 15S: ibid. II, 103, 501. 



Elongate-oblong, subdepressed. Pieeous with faint 

 bronzed lustre ; elytra each w-ith three rounded brassy 

 spots, one basal, one in front of middle on second 

 costa. the other one-third from apex; beneath bright 

 gi'een. the sides cupreous ; antenniB green in both sexes, 

 the third joint as long as the next three. Clypeus tri- 

 angularly emarginate at middle, curved on each side. 

 Thorax twice as wide as long, abruptly narrowed in 

 front, sides slightly curved, hind angles obtuse; disk 

 with a vague median impression on basal half and a 

 subapical oblique one each side, coarsely and densely 



punctured, transversely strigose. Elytra wider than I'iftlT Rep. u. S. Ent. Comm.) 

 thorax, sides nearly parallel in fi'ont, obliquely nar- 

 rowed behind the middle; surface with first costa nearly entire, the others 

 represented by faintly elevated smooth lines, coarsely and closely punctate. 

 Prostemum not lobed in front. Length 6.5-11 mm. (Fig. 306.) 



^Marshall. Putnam, i'crry. Vigo and Knox counties; scarce. ^Fay 

 21-July 25. A handsome and easily recognized species. 



1504 (4660). CiTRYSonoTiiKis azcki;.\ Lee. Trans. Amer. Pliil. Soc. XL 



1859, 239. 

 Oblong, r.-ither broad, subdepressed. Color variable from blue to green- 

 isii-blue, violet or cniireous; lieneatli blue, the sides sometimes cupreous; 

 antenna^ greenisli. male, I)ronze, female, the third joint nearly as long as 

 the next three. Clypeus broadly, not deeply, triangularly emarginate at 

 middle. Thorax twice as wid(> as long, without well marked dei)ressious ; 



Fig. 30(5. (After Paek.ird in 



