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Published online by Cambridge University Press: 31 May 2012
Dr. Hagen, in his paper on the genus Colias, recently published, discussing the species described by Mr. Wm. H. Edwards under the name of C. Christina, comes to the conclusion that it is merely a variety of C. Edwardsii, which he regards as only a form of C. Interior, Scud., including also under the latter name. Emilia, Astrœa, Scudderi, Alexandra, Occidentalis, Harfordii and Laurentina.
* Proc. Bost. Soc. Nat. Hist., vol. xxii., p. 150.
* Lepidoptera, Rhophaloceres and Heteroceres, Indigenous and Exotic.