782 FAMILY XXXIX. BUPRESTID/E. 



1454 (4n7!»). DiCERCA obscura Fab., Ent. Syst., I, 179S, 11)0. 

 Resembles closely tbe next species. Distinguislied by its duller color. 



more depressed form, and by liaving tbe i)nnctured impressed spaces ot 

 elytra larger and more distinct. Tbe (borax is feebly narrowed from base 

 to apex, not broadest at middle, as in liirida, and bas a large oblifpie im- 

 liressiou on eacli side. I^engtb 10-18 mm. 



Posoy (^)unty ; I'ai'c. Nnveiiibor 9. ()no in W('])ster collection 

 Ia))eled "Iiid." 



1455 (457Ua). Dioerca lurida Fab., loc cit. 

 •^v.^.^ Elongate-oval. Grayisb-bronzed above, dnll cu- 

 preous beneatb. Tborax one-balf wider tban long ; 

 side margins broadly rounded on apical two-tbirds; 

 surface ratber evenly and coarsely punctured on tbe 

 sides, tbe disk smootber. Elytra striate, tbe intervals 

 coarsely punctate; surface witb a number of small, 

 densely punctate impressions ; apices but little pro- 

 longed, tbe tips bidentate. Lengtb 14-19 mm. (Fig. 

 2f)(;.) 



Tliroughout the State; frequent. JMay 20- 

 Angtist 16. Occurs on hickory, in the wood of 

 which the larva? live ; also beneath stones. Listed 

 as a variety of ohscura, but probably a valid 



Fig. 2%. (After Packard in . *^ ) f J 



Fifth Rep. U. S. Ent. Conim. SpeCieS. 



14S(j (45S1). DicERCA SPRETA Gory, Mon. Buprest, IV, 1837, 108. 



Oblong-oval. Above brassy-bronzed, beneatb cupreous. Front concave, 

 witb a transverse carina between tbe bases of antennae. Tborax one-balf 

 wider tban long, sides rounded in front, parallel on basal balf; disk witb 

 four elevated smootb lines, between wbicb and on tbe sides are a number 

 of irregular and deep punctured impressions. Elytra witb interrupted 

 coarsely lumctured strise and witb a number of small scattered, elevated, 

 polisbed brown spaces; tips short, bidentate. Apex of abdomen emarginate 

 in male; tridentate in female. Lengtb 17 nun. 



Crawford County ; rare. Septenil)er 9. Taken from trunk of 

 oak tree. 



1487 (4582). Dicerca asperata Lap. & Gory, Mon. Buprest, 1837, 105. 



Elongate-oval. Brassy-bronzed above, cupreous beneath. Front of 

 bead concave, coarsely and rugosely punctate, without transverse carina. 

 Tborax one-balf broader tban long, sides rounded to near base; disk with 

 two wide, snuiolb. Hattened ridges separated by a narrow punctured me- 

 dian line, and also an irregular narrow, smooth ridge each side, the im- 

 pressions deeply and coarsely punctured. Elytra each with a number of 

 elongate smooth elevations, these more prominent near tbe suture ; the de- 

 pressions each side coarsely imnctate; tips short, bidentate. Length 14- 

 1(5 mm. 



