Attributes of Dryas iulia

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.
Taxonomy Notes:

Images of Dryas iulia

Click on an image to view full size and to see additional details.



Dryas iulia - iuliammsm0132.jpg

Dryas iulia - iuliammsm0132.jpg
Dryas iulia - iuliammsm0134.jpg

Dryas iulia - iuliammsm0134.jpg
Dryas iulia - iuliammsm8648.jpg

Dryas iulia - iuliammsm8648.jpg
Dryas iulia - iuliammsm7636.jpg

Dryas iulia - iuliammsm7636.jpg
Dryas iulia - iuliammsm7633.jpg

Dryas iulia - iuliammsm7633.jpg
Dryas iulia - iuliammsm5622.jpg

Dryas iulia - iuliammsm5622.jpg


Dryas iulia - 02450.jpg

Dryas iulia - 02450.jpg
Dryas iulia - 07172.jpg

Dryas iulia - 07172.jpg
Dryas iulia - 04186.jpg

Dryas iulia - 04186.jpg
Dryas iulia - 04184.jpg

Dryas iulia - 04184.jpg
Dryas iulia - 04341.jpg

Dryas iulia - 04341.jpg
Dryas iulia - 07131.jpg

Dryas iulia - 07131.jpg

The map below displays all BAMONA data for this species and has three different data layers:
1. All records (yellow dots)   2. Recently verified records (orange dots)*   3. US county records (purple)

There are also three base layers: 1. Satellite    2. Normal   3. Hybrid

How to use the map:
Click on the map and move your mouse to pan.
Zoom by using the plus [+] and minus [-] on the left side of the map.
To change which map layers are displayed, click on the plus sign [+] on the right side of the map and turn on/off the data layers and base layers.

*The orange dots on the map provide access to information about the 400 most recently verified sightings of this species. Sometimes, there are several records at the same location. Use the table view to access these records.

By default, the fifty most recently verified sightings are below. Sort by Observation Date to see the most recent sightings, or filter the sightings by region to get a regional list.

See more recently verified sightings of all species.

You don't have Javascript enabled. Hover for more information! But don't worry: you can still use this web site! You have two options:
  • enable Javascript in your browser and then refresh this page, for a much enhanced experience.
  • click the Update button every time you want to update the selection.
Observation Date Submitter Region Verified Datesort icon
March 18, 2014 Sean Werle Toledo District, Belize April 05, 2014 Details
February 05, 2014 janazak Morelos, Mexico April 01, 2014 Details
February 05, 2014 janazak Morelos, Mexico April 01, 2014 Details
January 08, 2014 DJHiker Guantanamo, Cuba March 23, 2014 Details
February 11, 2014 Doug Taron Jalisco, Mexico February 24, 2014 Details
January 19, 2014 arthurgoldsmith Indian River County, Florida, United States January 21, 2014 Details
August 20, 1975 stomlins701 Texas, Kendall County, United States November 26, 2013 Details
October 20, 2013 John van Dort Francisco Morazán, Honduras October 20, 2013 Details
September 29, 2013 mrbass111 Brevard County, Florida, United States October 02, 2013 Details
July 31, 2013 Lou Perez Palm Beach County, Florida, United States August 01, 2013 Details
January 13, 2013 anaeamark Indian River County, Florida, United States August 01, 2013 Details
April 17, 2012 Nancy LaFramboise Martin County, Florida, United States July 25, 2013 Details
May 20, 2013 gjnpjgn Miami-Dade County, Florida, United States May 25, 2013 Details
June 11, 2010 sobrien Darien Province, Panama April 15, 2013 Details
October 06, 2010 Doug Taron Veracruz-Llave, Mexico January 29, 2013 Details
February 16, 2010 jeffmci9 Quintana Roo, Mexico December 19, 2012 Details
November 08, 2011 donduck Palm Beach County, Florida, United States December 07, 2012 Details
October 08, 2012 Harry Forbes Jackson County, Texas, United States November 12, 2012 Details
October 15, 2012 bentert Collier County, Florida, United States November 07, 2012 Details
September 22, 2012 MandRHonig Texas, United States, Waller County September 28, 2012 Details
July 24, 2012 Jeniffer_A San Salvador, El Salvador September 03, 2012 Details
June 06, 2012 LLJohnson Dominican Republic July 03, 2012 Details
May 18, 2012 jomarlin Palm Beach County, Florida, United States June 15, 2012 Details
April 07, 2012 Kari Lee County, Florida, United States April 27, 2012 Details
February 14, 2008 suedavies28 Palm Beach County, Florida, United States February 27, 2012 Details
December 27, 2011 LLJohnson Dominican Republic January 22, 2012 Details
December 26, 2011 tomfishburn Florida, United States January 16, 2012 Details
November 12, 2007 dmtaggart Quintana Roo, Mexico August 10, 2011 Details
February 19, 2011 MGibeau Dominican Republic June 12, 2011 Details
February 28, 2007 Naseem Reza Nayarit, Mexico May 03, 2011 Details
October 04, 1975 dondubois Texas, United States, Uvalde County March 02, 2011 Details
October 21, 2007 dondubois Texas, Montgomery County, United States January 19, 2011 Details
September 23, 1985 legacy.reporter (McClellan, D.) Cherokee County, Oklahoma, United States April 03, 2009 Details
October 25, 2007 legacy.reporter (Heck, Berlin) McCurtain County, Oklahoma, United States April 03, 2009 Details
June 16, 2001 legacy.reporter (McMahon, Jerri) Muskogee County, Oklahoma, United States April 03, 2009 Details
October 28, 2007 legacy.reporter (Terry Doyle) Texas, Medina County, United States January 08, 2008 Details
November 17, 2007 legacy.reporter (Bill Dempwolf) Fayette County, Texas, United States January 08, 2008 Details
January 01, 1950 legacy.reporter (Derek Muschalek) DeWitt County, Texas, United States December 28, 2007 Details
October 25, 2007 legacy.reporter (Berlin Heck) McCurtain County, Oklahoma, United States October 30, 2007 Details
October 14, 2006 legacy.reporter (Mike Overton, Paul Opler) Tamaulipas, Mexico October 01, 2007 Details
October 16, 2006 legacy.reporter (Mike Overton, Paul Opler) Tamaulipas, Mexico October 01, 2007 Details
October 15, 2006 legacy.reporter (Mike Overton, Paul Opler) San Luis Potosi, Mexico October 01, 2007 Details
October 16, 2006 legacy.reporter (Mike Overton, Paul Opler) Tamaulipas, Mexico October 01, 2007 Details
October 17, 2006 legacy.reporter (Mike Overton, Paul Opler) Tamaulipas, Mexico October 01, 2007 Details
October 16, 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 18, 2006 legacy.reporter (Mike Overton, Paul Opler) Tamaulipas, Mexico October 01, 2007 Details
May 18, 2007 legacy.reporter (Don Stillwaugh) Pinellas County, Florida, United States August 30, 2007 Details
September 17, 1928 legacy.reporter Taney County, Missouri, United States March 12, 2007 Details
January 01, 1950 legacy.reporter Pulaski County, Arkansas, United States December 31, 2004 Details