Published online by Cambridge University Press: 31 May 2012
The material upon which this list is based has accumulated since 1900 in the collection of the Montana Experiment Station, and has been collected by workers too numerous to list. However, the basic collection was made by R. A. Cooley at Butte in 1900, and all of the species captured there in two or three nights have not yet been recaptured.
(1) Barnes. Wm. and McDunnough, J. H. Check List of the lepidoptera of Boreal America. Decatur, Ill, 1917.
(2) McDunnough, J. H. A generic Revision of North American Agrotid Moths. Nat. Mus. Can. Bull. 55, 1929.