THE METALLIC WOOD-BORING BEETLES. 787 



(r;i gradually narrowed on apical third, the tips obtuse; surface rather 

 coarsely granulate, each with a shallow oblique impression from huiuerus 

 towards middle of suture. Length 4-G.5 mm. 



St. Joseph County; scarce. June 1. A boreal species which 

 will probably be found throughout the northern third of State. 



1490 (4G30). ANTHAXIA VIRIDIFRONS Lap., Mon. Bnprest., Supp., 1837, 284. 

 Oblong, feebly convex. Dark coppery bronze, more shining beneath. 

 head and narrow front margin of thorax often green. Front slightly con- 

 vex, reticulate. Thorax one-half broader than long, sides irregularly curved, 

 disk regularly reticulate, usually with two shallow transverse depressions 

 on each side. Elytra shaped as in <riic<>f/<ixtcr, the surface distinctly rugu- 

 lose and subopaque. Length 4-5 mm. 



Throughout the State: frequent. April 18-July 7. Beaten 

 from vegetation ; often attracted by light. 



1407 (4631). ANTHAXIA VIRIDICOKNIS Say, Journ. Phil. Acad. Nat. Sci., Ill, 



1823, 162; ibid. II, 105, 594. 



Oblong, moderately depressed. Above purplish-black, sides of thorax 

 broadly cupreous ; beneath bluish, shining. Front cupreous or brassy, slightly 

 depressed at middle. Thorax nearly twice as broad as long, sides feebly 

 curved, disk with a transverse depression each side, surface very regularly 

 reticulate. Elytra with surface opaque, finely wrinkled. Length 5-6.5 nim. 



Throughout the State; frequent. May 15-August 9. Often 

 found in company with the preceding and perhaps will prove to be 

 the female of that species. If so. Say's name has priority. 



1498 (4633). ANTHAXIA QUERCATA Fab., Syst. Eleut, II, 1801, 216. 



Oblong, parallel, subdepressed. Color variable, usually bluish or pur- 

 ple, shining, often bright green with the middle of thorax and a broad 

 stripe on each elytron brown. Front flat, often impressed at middle, sur- 

 face coarsely punctured. Thorax nearly twice as wide as long, sides straight 

 at middle, curved at either end; disk with a deep impression each side. 

 Elytra obtuse at tip, surface smoother on apical than on basal half. Length 

 46 mm. 



Vermillion, Marion Knox and Crawford counties; 

 scarce. May 19-July 2. A. r HOIK Ha Gory is the fe- 

 male of this species. 



A. jl (trim ft it ft Gory, greenish-bronzed, thorax pur- 

 ple-black at middle, length 3-f> mm., occurs in the T 

 Middle and Southern States and has been recorded 

 from Cincinnati. 



Xcnorhipis l>ni)<l<li Horn, dull black, feebly 

 bronzed, length 5 mm., a very ratv form, is known Flg30l Xenorhipis 

 from New York, Peoria, Illinois, and Texas. (Fig. f^' Male ' 

 301.) 



