THE OIL AND BLISTER BEETLES. 



1363 



Throughout the State, common; more so 

 in the southern counties. July 1-September 

 18. Known as the 1 ' margined blister beetle, 

 and occurs especially on Clematis, but also on 

 beets, tomatoes, etc., and in later years seems 

 to have taken the place of vittata. 

 2528 (8104) . Epicauta Pennsylvania DeG., Mem., 

 V, 1775, 15. 



Elongate, slender. Uniform black, opaque, 



clothed with fine, short, prostrate black hairs. Tho 



rax quadrate, the front angles rounded; surface (as 



well as that of head and elytra) finely and densely J 



punctate and with an impressed median line. Length ^ ^ u & ^ Ent) 



7-13 mm. (Fig. 594.) 



Throughout the State; common. August 19-October 9. Occurs 

 especially on goldenrod (Solidago), also on thoroughwort and rare- 

 ly, with 'the preceding, on ironweed. It is essentially an autumn in- 

 sect, as the above dates will show. 



VII. Pyrota Lec. 1862. (Gr., "fire.") 

 This genus is separated from its allies by the form of the ^ 

 tennal ioints which are all slender and cylindrical; the second 

 S£S ^one-fourth the length of third. ^ h 



last joint of maxillary palpi transversely oval, with the uuder «de 

 concave; in the female it is elongate and truncate at tip. In the 

 former sex the last ventral segment is notched. 



2529 (8109). Pyrota »«uuwi Lec. JoW Phil. Acad. Nat. Set. t. 



1847, 91. , , . 



, ,• n null vellow ; antennae, tiblse ana tarsi, 

 Elongate, robust, subcylmdr.cal. Dull yellow 



Ulnd angles of head and six spots on ^^'^^ the former 

 wide black bars, tbe front and ^^SSiS^ under sur- 

 composed of two oblong black .pot, . w h eh ^ than 

 (ac e in part ^^^;^^Lut, Elytra each with 

 P ^ ffi very finely and deusely punctate. Length 



-17-2Q mm. 9f| mi 



' Starke and Wells counties; scarce. August 15-August 20. The 



spo roftlori « ranged one on each side of middle of disk on 

 Tit v n front of each of th.se on the sides and two ^« 

 margin. Its range has heretofore been recorded as Missouri 



Texas, 



