986 



FAMILY L. SCAEAB^ID^. 



1843 (5842). Stiuooijekma akboricoi.a Fab., Syst. Eleut., II. 1801, 174. 



Oval, subdeiii'i'ssed. Head, tlKirax ;iud scutollnui (lull blackish-grecii, 

 shiumg; sides of Uiorax usually iu part or wholly jjale ; elytra dull browu- 

 ish-yellow, often suffused with fuscous or piceous, especially on the sides 

 and along the suture; under surface and legs piceous, sparsely cWthed with 

 long grayish hairs. Head coarsel3^ rdughly and confluently punctured. Tho- 

 rax one-half broader than long, sides feebly curved, hind angles rounded, 

 front ones acute; surface coarsely, sballowly and rather sparsely punctate, 

 with an impressed median line on middle third and two irregular depres- 

 sions on each side. Elytra with all the strife distinct, entire and deeply 

 impressed. Length 10-12 mm. 



Throughout the State; frequent. May 25-July 9. Occurs 

 most commonly on the flowers of wild rose, blackberry and the 

 water willow, Dianlhera americana Linn. In two specimens the 

 thorax, elytra and legs are wholly reddish-yellow. On the other 

 hand, four Lake County specimens have the thorax wholly bluish 

 black. 



XXVI. Pelidnota MacL. 1&17. (Or., "to make livid.") 



Belonging here we have in Indiana one large, convex, robust 

 species, readily distinguished by the characters given in key. 

 1844 (5844). Pelidnota puncsata Linn., Syst. Nat, 1758, 350. 



Broadly oval, convex. 

 Above dull reddish-brown or 

 brownish-yellow; under sur- 

 face and legs, top of head and 

 scutellum black tinged with 

 greenish ; thorax with a small 

 round black dot each side and 

 elytra each with two or three 

 similar dots on the side. En- 

 tire upper surface finely, 

 spar.'iely and irregularly punc- 

 tureil. Length 20-25 mm. (Fii;. 

 400.) 



Throughout the State, 

 frequent; less so in the 

 northern counties. Occurs 

 on the ,ura]H\both wild and 

 cultivated. The larvte live 

 upon decaying roots nnd stumps of various trees. 



Fig. 406. a, larva; e, leg of same; d, tip of abdomen of same; 

 b, pupa in its cell; c, beetle. (After Riley.) 



XXVII Cotalpa r>urin. 1S44. (L., "with + mole.") 

 _ The chara,.tors sci,;,ratin,u' this genus from its allies are suffi- 

 ciently set forth in the key. (^ne of the sovon known North Ameri- 

 can species occurs in the eastern United States iiud Indiana 



