Julia Heliconian
Dryas iulia (Fabricius, 1775)
Family: Nymphalidae
Subfamily: Heliconiinae
Identification: Forewings elongate. Male bright orange above and below; upperside of hindwing with narrow black border on outer margin. Female duller orange, with more black markings above.
Wing Span: 3 1/4 - 3 5/8 inches (8.2 - 9.2 cm).
Life History: Males patrol all day for receptive females. Eggs are laid singly on new growth; caterpillars feed on leaves. Adults forage along a set route of nectar sources each day in a behavior known as "trap-lining".
Flight: Throughout the year in southern Florida and South Texas, strays to the north in summer.
Caterpillar Hosts: Passion-vines including Passiflora lutea in Texas.
Adult Food: Nectar from flowers including lantana and shepherd\'s needle; probably others.
Habitat: Subtropical hammock openings and edges, and nearby fields.
Range: Resident in Brazil north through Central America, Mexico, West Indies, peninsular Florida, and South Texas. Strays north to eastern Nebraska.
Conservation: Not usually required, but habitat in South Texas is limited.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Comments: NULL
Verified Sightings
Displaying 1 - 24 of 204 verified sightings
Observation date: Jul 25, 2020
Submitted by: eroutside
Region: Broward County, Florida, United States
Verified by: John Calhoun
Verified date: Jul 26, 2020
Observation date: Jun 27, 2020
Submitted by: therapypetz
Region: Broward County, Florida, United States
Verified by: John Calhoun
Verified date: Jun 27, 2020
Observation date: Apr 04, 2020
Submitted by: therapypetz
Region: Broward County, Florida, United States
Verified by: John Calhoun
Verified date: Apr 13, 2020
Observation date: Apr 08, 2020
Submitted by: MarieKubin
Region: Monroe County, Florida, United States
Verified by: John Calhoun
Verified date: Apr 08, 2020
Observation date: Mar 14, 2020
Submitted by: Mensore
Region: Miami-Dade County, Florida, United States
Verified by: John Calhoun
Verified date: Mar 15, 2020
Observation date: Mar 07, 2020
Submitted by: Brendavent
Region: Collier County, Florida, United States
Verified by: John Calhoun
Verified date: Mar 08, 2020
Observation date: Aug 08, 2016
Submitted by: sciguy67
Region: Monroe County, Florida, United States
Verified by: John Calhoun
Verified date: Feb 18, 2020
Observation date: Feb 10, 2020
Submitted by: TomObrock
Region: Miami-Dade County, Florida, United States
Verified by: John Calhoun
Verified date: Feb 11, 2020
Observation date: Feb 10, 2020
Submitted by: TomObrock
Region: Monroe County, Florida, United States
Verified by: John Calhoun
Verified date: Feb 11, 2020
Observation date: Mar 10, 2017
Submitted by: Tom Dudones
Region: Osceola County, Florida, United States
Verified by: John Calhoun
Verified date: Feb 10, 2020
Observation date: Jan 11, 2020
Submitted by: RMarkows
Region: Miami-Dade County, Florida, United States
Verified by: John Calhoun
Verified date: Jan 15, 2020
Observation date: Jan 11, 2020
Submitted by: andres hernandez
Region: Miami-Dade County, Florida, United States
Verified by: John Calhoun
Verified date: Jan 15, 2020
Observation date: Oct 20, 2019
Submitted by: Michael Weisensee
Region: Florida, United States
Verified by: John Calhoun
Verified date: Oct 21, 2019
Observation date: Oct 20, 2019
Submitted by: Michael Weisensee
Region: Monroe County, Florida, United States
Verified by: John Calhoun
Verified date: Oct 21, 2019
Observation date: Oct 18, 2019
Submitted by: SwampMama2004
Region: Collier County, Florida, United States
Verified by: John Calhoun
Verified date: Oct 19, 2019
Observation date: Dec 24, 2018
Submitted by: Ssneed
Region: Miami-Dade County, Florida, United States
Verified by: John Calhoun
Verified date: Sep 20, 2019
Observation date: May 13, 2018
Submitted by: MaynorOvando
Region: Suchitepéquez, Guatemala
Verified by: Doug Taron
Verified date: Sep 18, 2019
Observation date: Feb 24, 2019
Submitted by: MaynorOvando
Region: Suchitepéquez, Guatemala
Verified by: Doug Taron
Verified date: Sep 18, 2019
Observation date: Aug 17, 2019
Submitted by: thomass
Region: Miami-Dade County, Florida, United States
Verified by: John Calhoun
Verified date: Sep 16, 2019
Observation date: Aug 17, 2019
Submitted by: thomass
Region: Miami-Dade County, Florida, United States
Verified by: John Calhoun
Verified date: Sep 16, 2019
Observation date: Aug 18, 2019
Submitted by: Brendavent
Region: Collier County, Florida, United States
Verified by: John Calhoun
Verified date: Aug 19, 2019
Observation date: Aug 12, 2019
Submitted by: Bill Uttenweiler
Region: Brevard County, Florida, United States
Verified by: John Calhoun
Verified date: Aug 12, 2019
Observation date: Jul 12, 2019
Submitted by: Lizinflorida
Region: Palm Beach County, Florida, United States
Verified by: John Calhoun
Verified date: Jul 14, 2019
Observation date: Jun 14, 2019
Submitted by: Lizinflorida
Region: Palm Beach County, Florida, United States
Verified by: John Calhoun
Verified date: Jul 14, 2019
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