Attributes of Anthanassa ptolyca

Black Crescent
Anthanassa ptolyca (H.W. Bates, 1864)

Family: Nymphalidae
Subfamily: Nymphalinae
Identification: Upperside is black with wide yellow markings. Underside of forewing with narrow yellow or white marginal patch.
Wing Span: 1 1/4 - 1 3/8 inches (3.2 - 3.5 cm).
Life History: Eggs are laid in clusters on the host plants; caterpillars feed in groups.
Flight: December in South Texas; many flights throughout the year in the tropics.
Caterpillar Hosts: Not reported.
Adult Food: Flower nectar.
Habitat: Subtropical lowland fields and pastures.
Range: Venezuela north through Central America to Mexico. A rare stray to South Texas.
Conservation: Not necessary for rare stray.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Taxonomy Notes:

Images of Anthanassa ptolyca

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Observation Date Submitter Region Verified Datesort icon
January 01, 1950 legacy.reporter Nuevo Leon, Mexico December 31, 2004 Details
January 01, 1950 legacy.reporter Tamaulipas, Mexico December 31, 2004 Details
January 01, 1950 legacy.reporter Sinaloa, Mexico December 31, 2004 Details
January 01, 1950 legacy.reporter Hidalgo County, Texas, United States December 31, 2004 Details
October 17, 2006 legacy.reporter (Mike Overton, Paul Opler) Tamaulipas, Mexico October 01, 2007 Details
October 15, 2006 legacy.reporter (Mike Overton, Paul Opler) Tamaulipas, Mexico October 01, 2007 Details
October 15, 2006 legacy.reporter (Mike Overton, Paul Opler) Tamaulipas, Mexico October 01, 2007 Details
June 04, 2012 John van Dort Francisco Morazán, Honduras June 04, 2012 Details
February 05, 2014 janazak Morelos, Mexico April 07, 2014 Details