Posted on April 8, 2020April 8, 2020 by James BeardenMourning Cloak Nymphalis antiopa, known as the mourning cloak in North America and the Camberwell beauty in Britain, is a large butterfly native to Eurasia and North America. The immature form of this species is sometimes known as the spiny elm caterpillar. WikipediaScientific name: Nymphalis antiopaRank: SpeciesHigher classification: TortoiseshellsSymbol of: Montana Observed in Highland Park, Rochester, NY April 6, 2020