Hall, Donald W., and Jerry F. Butler. “Common Name: Mourning Cloak (known in the United Kingdom As the Camberwell Beauty) Nymphalis Antiopa (Linnaeus) (Insecta: Lepidoptera: Nymphalidae: Nymphalinae)”. EDIS 2009, no. 6 (July 31, 2009). Accessed June 28, 2024. https://ojs.test.flvc.org/edis/article/view/119126.