166 FAMILY TT. CAHABlDJi;. 



298 (1001). Chl*-nius diffinis CUaud., Bull. Mosc, III, 1856, 279. 



Elongate-oval, robust. Bluish with ,i tinge of green ; elytra darker ; 

 antenu£e brown, three basal Joints paler. Head coarsely punctured, smooth 

 at middle and in front. Thorax with liase very little broader than apex, 

 sides moderately curved in front, slightly converging, not sinuate near base; 

 disk moderately convex, densely and coarsely punctured. Elytral stria with 

 rather distant punctures; intervals flat, rather densely punctulate. Length 

 13-15 mm. 



Throughout the State; frequent. April ll-July ]4. 



*299 (99fi). Chl.t;nius seeiceus Forst., Nov. Spec. Ins. Cent, I, 1771, .jS. 

 Klongate-oval, rather slendei-. convex. Bright green, 

 suiiietimes with a bluish tinge ; antennai usually pale, 

 often with the apical joints dark-er ; under surface black. 

 Thorax nearly quadrate, wider at base than apex, dense- 

 ly and rather coarsely and deeply punctate. Elytral striae 

 fine, with rather fine, distant punctures ; intervals flat, 

 densely and finely punctate. Length 13-17 mm. CFig. SO. i 



Throughout the State ; common about the mar- 

 gin.s of ponds, lakes and streams. April 16-Deeem- 



bcr S. 



^'to^rtinat/*' •^"•^' (1000). Chl.?5Nids LATicoLLis Say, Trans. Amer. Phil. 



Soc. II, 1S2.'?, (U; ibid. II, 486. 



Resembles diffinis very closely. Differs in having the antennae and legs 

 uniform brownish-yellow. Thorax wider, feebly sinuate near the base, 

 which is distinctly wider than apex; disk less densely punctured and more 

 convex. Length 13-15 mm. 



Lake and Starke counties; rare. April S-ilav 28. The longer 

 side pieces of metastcrnum. broader thorax, short spine near base of 

 male femora and wholly pale antenna? easily distinguish it from 

 diffinis. 



C. fusicoriiis Dej.. antennse brown, the two basal joints paler, 

 is recorded from the "Gulf States. Illinois and ^Missouri." 



*301 (994). Chlekius erythbopus Germ., Ins. Spec. Nov.. 1824. 11. 



Elongate-oval, very robust. I'lceous-black. the thorax with a tinge of 

 blue; legs and antennoe uniform lH-o«nish-yellow. Thorax slightly longer 

 than wide, base broader than apex ; surfai'c densely and rather coarsely 

 punctured. Elytral stria^ fine, finely punctured ; intervals flat, rather dense- 

 ly punctulate. Front femora of male subangulate at base. Length 21- 

 23 mm. 



Throaghuut the State; common. -January 1-September 22. 

 Taken in Vigo Cmiuty in Januai'v and February, but more common 

 in colonics tin- first warm days of ^larch. 



