EASTERN UNITED STATES. 287 



Var. AmzoNiENSis, Edw. 



Summer form, Neglecta, Edw. 



Pacific form, Piasus, Bd. 



Var. Echo, Edw. 



The first of these, iMda, coming from hibernated 

 chrysalides, is to be found in spring in Alaska, British 

 America to Quebec, Anticosti, New England, New York, 

 and Colorado. 



Marginata has a similar range, except that it does not 

 occur quite so far north, being found in Ontario, Quebec 

 to Long Island, and Colorado. 



Violacea has a more extended range, being found in 

 Alaska, \ncinity of Lake Winnipeg, British America, 

 Ontario, Quebec, Anticosti, New England to West 

 Virginia, and Colorado. In the southern part of this 

 territory a black male Nigra has been found. 



Var. Qlnerea appears to be the winter form in Arizona ; 

 under side ash-gray, with the markings obscure. 



Psmdargiolus is a spring form ranging from Racine, 

 Wisconsin, south to Tennessee, and on the east extending 

 from Pennsylvania to Georgia. 



Var. A7nzoniensis is a small form of this, found in 

 Arizona. 



Neglecta is a summer form when there is more than 

 one generation during a season, ranging from Canada 

 through New England to West Virginia and Georgia ; 

 occurring also in Montana and Nevada. 



Piasus and its variety Echo are Pacific slope forms, 

 found in California and Arizona. 



In general terms, tlie upper side of the wings of the 

 male is a deep azure-blue, with a delicate terminal black 

 line. Fringes black on the apical part of the fore wings, 



