794 FAMILY XXXfX. — BUPRESTID/E. 



1508 (4092). AcM^oDERA ornata Fiilj., Syst. Ent., ]7i)8, 220. 



Robust, siibeyliiidrieal, moderately <le])ressed. Blnisli-hlack, sparsely 

 clothed with erect black hairs, each elytron with usually six or eight irregu- 

 lar small yellow spots on the sides. Thorax twice as wide as long, a])ex 

 cmarginate, base truncate; sides rapidly converging from behind the mid- 

 dle to apex; disk with distinct median triangular impression and obli(pu' 

 lateral impression, the latter terminating in a pit at base; surface coai'sely 

 and deeply punctured, more densely on sides. Elytra narrower at base than 

 thorax, gradually narrowing from base, more rapidly on apical third; mar- 

 gins serrulate; disk with coarsely punctured strife; intervals flat, each with 

 a single row of punctures. Length 8.5-11 mm. 



Knox County; rare. June 24. Pr()l)al)ly occurs sparingly 

 Uu'ougluMit the i^outhern half of the State. 



1509 (4707). AcM.EODERA TUI2ULUS Fab., Syst. Eleut., II, 1801, 200. 

 Subcylindrlcal, convex. Black bronzed, with sparsely placed short erect 



whitish hair; elytra each with a dorsal row of four or five, and a marginal 

 row of three or four small yellow spots, these rarely connected to form an 

 irregular stripe. Head densely punctured, front feebly impressed. Thorax 

 convex, nearly twice as wide as long, sides curved and widest in front of 

 base; disk with three small l>as;il fovea', cojirsely and densely punctured. 

 Elytra as wide at base as tlmrax, gradually narnjwed and finely serrate on 

 apical third; striie with rather coarse punctures; intervals coarsely punc- 

 tate. Length 5-7.5 mm. 



Throutihout the State; eonimon. Api-il 18-June 24. Occurs es- 

 pecially -ou the flowers of the wild crani'sl)ill, Grraiiiioii maculati(ni 

 L.. the red haw, Cratagns, and other low hei-bs and shrubs. iNFating 

 I\[ay 27. Listed as A. culfa Web. 



XI. Ptosim.v Sol. 183;3. (Gr.. "to fall down.") 



The niend)ei-s of this g(Mius are readily distiuguished from Acmce- 

 odcra. which they resemble in form, by the presence of a distinct 

 ."-('utellum. Oi'O (>f tlr^ two known species occurs in Indiana. 



1510 (471.3). Ptostma GiuniroLLTS Say, .Tourn. Phil. Acad. Nat. Sci., Ill, 



1S2.",. ir.l ; ibid. II, 104. 591. 

 Subcylindrical, robust. I'.luish-black, shining, finely and sparsely pu- 

 bescent. Elytra each with a large oblong spot on side, reaching from base 

 to l)eyond middle and a smaller transverse one on apical third, bright yel- 

 low. Front concave. Thoi'ax convex, willi ;iii obtuse subapical elevation 

 each side, sides strongly deflexed, base truncate; surface rather densely and 

 coarsely punctate. Elytra without stria\ margin sinuate, serrate on apical 

 third, disk rather finely and sparsely punctate. Length 0-7.5 nun. 



IMarion and Vermillion counties southward; frecjuent. .May 11- 

 •lul\- 22. Beaten from foliage of red hud, Crrcis canadensis L., in 

 Ihe wood of wdiich the larv;e bores; also occui-s fre(iuently on sassa- 

 fras. A prettily marked species. 



