108 



tion of the fore wings, while in the appearance of the hind wings 

 it comes nearer to the European species. 



I respectfully dedicate this species to Mr. Henry Chandler, Vice- 

 President of this Society, and a distinguished Patron of the Natural 

 Sciences. 



Hadena arcticaj Boisduval. 



Hadena amputatrix, Fitcli. 

 Habitat, Atlantic District. 



Hadena Bridgliami. 



Mamestra Bridghamii, Grote and Robinson. 

 Habitat, Khode Island. 



Hadena adjiincta. 



Mamestra adjuncta, Guenee. 

 Habitat, Atlantic District. The eyes are naked. 



Hadena deyastator. 



PJialaena devastator, Brace. 

 Mamestra ordinaria, Walker. 



Habitat, Atlantic District. 



Hadena dnbitans. 



Apamea f insignata, Walker, p. 729. 

 Mamestra dubitaiis, Walker, p. 233. 



Habitat, Atlantic District. 



I have compared Mr. Walker's types in the collection of the Brit- 

 ish Museum. The species varies in depth of ground color ; the 

 eyes are naked. (Number 90, Chas. A. Blake, Phila. ; Number 95, 

 Theo. L. Mead, New York.) 



Hadena impulsa. 



Mamestra impulsa, Guenee. 

 Habitat, Atlantic District. 



I have not been able to identify Mamestra passer, Guenee. It is 

 impossible to say to which genus it really belongs. 



