Hodges, R.W., 1978.
The Moths of America North of Mexico, Fascicle 6.1. E. W. Classey Ltd. and The Wedge Entomological Research Foundation, p. 60; pl. 4.17.
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Powell, J.A. & P.A. Opler, 2009.
Moths of Western North America. University of California Press, pl. 7, fig. 22; p. 83.
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