Noctuidae 



A very common species in the northern United States, found 

 as far westward as the Rocky Mountains. 



(6) Rhynchagrotis alternata Grote, Plate XXI, Fig. 20, ? . 

 (The Greater Red Dart-moth.) 



This species closely resembles in general appearance the 

 species named minimalis, but may be distinguished by its larger 

 size, and the darker color of the hind wings. 



Genus ADELPHAGROTIS Smith 



Of the five species belonging to the genus we select the 

 commonest for illustration. 



(i) Adelphagrotis prasina Fabricius, Plate XXI, Fig. 24, ? . 

 (The Green-winged Dart-moth.) 



This insect occurs all over Canada, the northern Atlantic 

 States, the Rocky Mountains, and British Columbia. It occurs 

 also in Europe. 



Genus PLATAGROTIS Smith 



The species of this genus are confined to the more temperate 

 regions of our territory. 



(i) Platagrotis pressa Grote, Plate XXI, Fig. 25, $. (The 

 Dappled Dart.) 



Occurs in the northern portions of the Atlantic Subregion. 



Genus EUERETAGROTIS Smith 



Three species of the genus occur, all of them within the 

 Atlantic Subregion. 



(1) Eueretagrotis sigmoides Guenee, Plate XXI, Fig. 26, $ . 

 (The Sigmoid Dart.) 



From the following species distinguished readily by its larger 

 size, and the darker coloration of the fore wings. 



(2) Eueretagrotis perattenta Grote, Plate XXI, Fig. 27, ? . 

 (The Two-spot Dart.) 



A common species in the Atlantic States. 



" Yon night moths that hover where honey brims over." 



JEAN INGELOW. Songs of Seven. 



179 



