326 C. Stàl, 



16. ChRVsOMELA INORNATA RoGERS. 



Oblong. oval, bronzed: tliorax with margiii tliickened and a few co- 

 arse punctures at tlie side; elytra bronzed black; legs and iinder surface 

 dark bliie. Length. 25. 



Chryxomela inornata Roger s. Proe. Acad. Pliilad. VIII. p. 36. 



23. (1857.) 



„ Snffr. Ent. Zeit. XEK. p. 384. 23. 1858.) 



Locality: Western States. 



This insect is closely allied to C. cribyaria, but differs in the color of tlie 

 thorax and elytra; tbere are also more punctures ou the thorax, and tlie latéral im- 

 pression is less deep than in C. crilrrariu. (sec. Roger s. 1. c.) 



17. Chrysomela subopaca Rogers. 



Oblong oval, black, bronze, tinged witli grecu; tliorax with thickened 

 margin, with a few punctures at the sides; elytra tinely punctured, with the 

 punctures forniing indistinct rows; antennai dark bine, with the four last 

 joints hairy, legs and under siu'facc black, bronzed. Length. 25. 



Chrysomela subopaca Rogers. Froc. Acad Philad. VIII. p. 36. 



24. (1857.) 



Suffr. Ent. Zeit. XIX. p. 385. 24. (1858.) 



Locality: Middle States. 



Thorax less punctured; elytra more tinely punctured and less lustrons than 

 in C. in<n-natii; the punctures are arrangea in rows. (sec. Rogers. 1. c.) 



18. Chrysomela auripennis Say. 



Violaceous; margin of the thorax thickened; elytra golden. 



Chrysomela auripennis Say. Journ. Acad. Philad. III. p. 452. 6. 



(1824.) 

 „ „ Say. Conipl. writ. éd. Le Conte. IL p. 218. 



6. (1859.) 

 ,„ „ Rogers. Proc. Acad. Philad. VIU. p. 36. 25. 



(1857.) 

 Suffr. Ent. Zeit. XLX. p. 386. 25. (1858.) 



Inhabits Arkansa. 



Body violaceous: antenua? black, dark violaceous at base: thorax with slight, 

 distant punctures: latéral margin much thickened; scutel violaceous, rotunded: ehtra 

 golden-cupreous, brilliant; exterior edge green, punctured; punctures placcd in some- 

 what regular rows. 



Length more than one-fourth of an inch. (sec. Say. 1. c.) 



