332 C. Stal, 



Locality. — Oregon, one spécimen. 



Closely allied to C. obsoleta of Say, but differs from it iu tlie forin of the 

 bod}', beiiig wider iu proportion, also iu liaving tbe elytra more fiuely punctured. (sec. 

 Roger s. 1. c.) 



/ 2. Plagiodera obsoleta Say. 



Black; thorax and elytra niargined with yillowish. 



y- Helodes ohxoleta Say. Journ. Acad. Pliilad. III. p. 453. (1824.) 

 Chrysomela obsoleta Rogers. Proc. Acad. Philad. VIII. p. 37. 31. 



(1857.) 

 Suffr. Ent. Zeit. XJX. p. 391. 31. (1858.) 



Inbabits Missouri. 



Body blaekisb, punctured; bead and tborax tinged with green, inargin of tbe 

 latter yellowisb, tbickened, witb a black, insulated point: elytra tinged M'itii violace- 

 ous, irregularly punctured; inargin, tip, and obsolète Unes before and bebiud tbe 

 niiddle, j'ellowisb: beneatb black, imniaculate. 



Lengtb tbree-tentbs of an incb. 



var. a. — Obsolètes Unes none. (sec. Say. 1. c.) 



/ 3. Plagiodera californica Rogers. 



Oblong oval, dark green, thorax sparsely punctured, elytiva dark 

 green, coarsily punctured, antennaj and legs black, under surface blackish 

 green. Lengtb 18. 



Chrysomela californica Rogers. Proc. Acad. Philad. VIII. p. 38. 



32. (1857.) 

 . „ „ Suffr. Ent. Zeit. XIX. p. 392. 32. (1858.) 



Tbis insect was sent by Col. Motscbulsky, under tbe nanie of Plagiodera 

 californica, as coniing from Califoruin, l)ut I bave l)eeu uuable to tind any description 

 of it. (sec. Rogers. 1. c.) 



PH^DON Latr. 



1. Phaedon viride Melsh. 



Greenish, or dark fuscous-brassy; feet piceous. 1^ 1. long. — Penn- 

 sylvania. 



^ Fhaedon liride Melsb. Proc. Acad. Philad. III. p. 175. (1846.) 

 , Chrysomela viridis Rogers. Proc. Acad. Philad. VIII. p. 38. 35. 



(1857.) 



