1911 Canadian Entomologist  
THE CANADIAN ESTOMOLOGIST. side is of decidedly lighter tone, which is in accordance with the origiilal description of citimn (Papilio I, 53), and with the type specimens in the Henry Edwards collection, with which I am familiar. My observations of this insect lead me to believe that in the south (New Mexico'and Arizona) type chrysalus is found predominant with the rich orange markings, while in the north (Utah), whence I have a good serles of specimens, the orange markings are aborted and in
more » ... re aborted and in many specimens entirely wanting. I think the form designated as citima as worthy of a varietal name as many other colour varieties of the butterflies. In the Colorado specimens it is, moreover, not unusual to find the black patch midway of the wing on the costa entirely wanting, and also the black scales along the costa reduced to a very fine band, thus leaving the entire disc of the primaries purple. Another interesting variation is a tendency in some female speciruens to have J-ellow spots replacing the orange found in the type chrysal'z~s.
doi:10.4039/ent4366-2 fatcat:lvhanqcaj5bilbgxambavvzvyy