Ascalapha odorata - Article from Wikipedia on this moth which is commonly known as the Black Witch Moth or the Duppy Bat. - http://en.wikipedia.org/wiki/Black_Witch_Moth
Black Witch Moth: Its Natural & Cultural History - Provides photos and information on the taxonomy, distribution, behavior, and mythology of Ascalapha odorata. - http://www.texasento.net/witch.htm
Noctuid Search - An interactive key to identify Noctuidae of California and North America north of Mexico. - http://plant.cdfa.ca.gov/noctuid/