58 Annals of the Carnegie Museum. 



A few specimens occurred at light and several dozen were bred 

 from Eiipatorium purpiireum. The moth is variable in expanse of 



wings. 



2180. Papaipema nelita Strecker. 



New Brighton, September 11-22 (Merrick, Bird, Engel) ; Pitts 

 burgh September 19 (Engel). Food plant : con^-'^ow^x (^Rudbeckia). 



2 18 1. Papaipema necopina Grote. 



New Brighton, September 27 (Merrick); Jeannette, October 11 

 (Klages). 

 . Papaipema imperturbata Bird. 



Pittsburgh, September 29-October 18 (Engel). Foodplant : sun- 

 flower. 



2183. Papaipema cerrusata Grote iSc Robinson. 



September I -October 7. Common. The larva is plentiful in iron- 

 weed, and is exceptionally free from parasites. Two specimens in the 

 Merrick Museum Collection with concolorous stigmata were reared by 

 the writer. 



2184. Papaipema frigida Smith. 



New Brighton, September 20-October 9 (Merrick, Bird, Engel). 

 A itv^ specimens taken at light and several dozen bred from the roots 

 of meadow rue, Thalicb'iun polygamum Muhl. The form thalictri 

 Lyman occurs in about equal proportion with the typical form. 



2187. Papaipema cataphracta Grote. 



September 2 7-October 23. Common. Foodplants : burdock and 

 numerous other plants. 



2188. Papaipema impecuniosa Grote. 

 September 3-October 10. Common. 



2i8g. Papaipema circumlucens Smith. 



New Brighton, August 4-September 25 (Merrick) ; Pittsburgh, 

 September 1-3 (Friday, Marloff). 



2192. Papaipema marginidens Guenee. 



September 27-October 9. Not common, but generally distributed. 

 Foodplant : wild parsnips. 



2193. Papaipema furcata Smith. 



New Brighton, October 23 (Merrick) ; Pittsburgh (Marloff) ; 

 Jeannette, September 2 (Klages). 

 2197. Pyrrhia umbra Hiifnagel. 



May 23-June 15 ; August lo-September 12. Rather rare, but rep- 

 resented in most of the collections. 



