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.
Please donate!
We depend on donations to keep Butterflies and Moths of North America freely available. We want to express our gratitude to all who showed their support by making a contribution this year. You can donate to support this project at any time.
Advertise with us!
Do you have a product or service that you think would interest BAMONA users? If you would like to advertise on this website, contact us by email, or use the contact form and select the "Advertising" category.
Verified Sightings
Displaying 169 - 192 of 357 verified sightings
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
Observation date: Jun 20, 2019
Submitted by: Tricel
Region: Martin County, Florida, United States
Verified by: John Calhoun
Verified date: Jun 20, 2019
Observation date: May 13, 2019
Submitted by: therapypetz
Region: Broward County, Florida, United States
Verified by: John Calhoun
Verified date: May 13, 2019
Observation date: Apr 26, 2019
Submitted by: therapypetz
Region: Broward County, Florida, United States
Verified by: John Calhoun
Verified date: Apr 27, 2019
Observation date: Apr 13, 2019
Submitted by: maustin4
Region: Marion County, Florida, United States
Verified by: John Calhoun
Verified date: Apr 19, 2019
Observation date: Apr 11, 2019
Submitted by: therapypetz
Region: Broward County, Florida, United States
Verified by: John Calhoun
Verified date: Apr 13, 2019
Observation date: Mar 14, 2019
Submitted by: Dennis Forsythe
Region: Monroe County, Florida, United States
Verified by: John Calhoun
Verified date: Mar 26, 2019
Observation date: Feb 28, 2019
Submitted by: kellydfl
Region: Collier County, Florida, United States
Verified by: John Calhoun
Verified date: Mar 03, 2019
Observation date: Jun 24, 2018
Submitted by: Bixia
Region: Brevard County, Florida, United States
Verified by: John Calhoun
Verified date: Jan 29, 2019
Observation date: Sep 30, 2018
Submitted by: therapypetz
Region: Broward County, Florida, United States
Verified by: John Calhoun
Verified date: Jan 08, 2019
Observation date: Jan 30, 2017
Submitted by: Craig M Lipski
Region: Hidalgo County, Texas, United States
Verified by: stomlins701
Verified date: Dec 31, 2018
Observation date: Dec 16, 2018
Submitted by: storolaf
Region: Palm Beach County, Florida, United States
Verified by: John Calhoun
Verified date: Dec 17, 2018
Observation date: Dec 07, 2018
Submitted by: Soniknate
Region: Palm Beach County, Florida, United States
Verified by: John Calhoun
Verified date: Dec 10, 2018
Observation date: Dec 01, 2018
Submitted by: Erik Stabl
Region: Hillsborough County, Florida, United States
Verified by: John Calhoun
Verified date: Dec 07, 2018
Observation date: Nov 05, 2018
Submitted by: Jeff Trahan
Region: Cameron County, Texas, United States
Verified by: stomlins701
Verified date: Nov 25, 2018
Observation date: Nov 07, 2018
Submitted by: hiker96
Region: Cameron County, Texas, United States
Verified by: stomlins701
Verified date: Nov 21, 2018
- ‹ previous
- 8 of 15
- next ›