Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera (moths and butterflies)
Family: Nymphalidae (Brush-footed Butterflies)
Subfamily: Heliconiinae

Genus/species: Eueides isabella

Isabella’s Longwing 3142851869_bae440d7fe_b

GENERAL CHARACTERISTICS: The forewing is elongated with a rounded apex. Wings are similar above and below. Apical half of forewing is black with yellow areas and the basal half is orange with a black stripe. E, isabellas hindwing is orange with 2 black stripes with white dots along the black outer margin.

Wing span 7.8 – 9 cm (3 1/16 – 3 1/2

wing bottom

Isabella’s Longwing 3142838083_ea56d1fbc3_b

DISTRIBUTION/HABITAT: Isabella’s Longwing is widely distributed in Central America and throughout northern South America south through Brazil. They occasionally migrate to the southern U.S., especially Texas. Found from sea level to 1,500 m (4,900 feet) in canopy of the tropical forests.

Isabella’s Longwing IMG_2621

DIET IN THE WILD: Caterpillars: host passion vine leaves; adults: nectar and pollen.

REPRODUCTION: Males mate with receptive females, which may breed more than once. Not a pupal mater. (See Zebra Longwing). Eggs are laid singly on underside of host plant.

Isabella’s Longwing 4747789342_133268328d_o

MORTALITY: Like all Heliconians, they are long-lived.


California Academy of Sciences Rainforest 2017 

Butterflies and Moths of North America


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