Papilio glaucus (Eastern Tiger Swallowtail)

Papilio glaucus, also called Eastern Tiger Swallowtail is a butterfly from Nearctic ecozone (North America). The first description was in 1758 by Linnaeus. The wingspan is about 8 – 10 cm. Papilio glaucus is a member of the family PAPILIONIDAE. The basic colour of this butterfly is yellow with black stripes. The hind wings have tails.



Photos for easy identification

Photo © by Thomas Neubauer
Photo © by Thomas Neubauer
Photo © by Thomas Neubauer
Photo © by Thomas Neubauer

These are nice photos of Papilio glaucus (Eastern Tiger Swallowtail) (male above / female below). Papilio glaucus is a member of the family PAPILIONIDAE from Nearctic (North America).


Description

The forewings are yellow. Four black stripes dominate the wing. The outer edge is black and contains a chain of little, yellow spots.
The underside of Papilio glaucus is very similar to the upside. But, the stripes and the outer edge are brown.

The hind wings of Papilio glaucus are yellow and they have tails. The edge is wavy. In the middle of the wing there are two black stripes. The outer edge is black and contains a chain of yellow spots. At the inner edge there is a blue-black-red eye-spot.
The underside is very similar to the upside. But, the stripes and the outer edge are brown. There are some additional orange spots.

The body (abdomen) is striped in black-yellow. The thorax is striped in black-yellow. The head is striped in black-yellow. The underside of all parts is yellow and has black stripes.

Sex differences: The female has an additional chain of blue spots on the hind wing. At the front edge of the hind wing there is an additional red spot. It exist also a very dark or completely black form of the female.


Distribution

Papilio glaucus is a butterfly from the Nearctic ecozone (North America). The area of ​​distribution of this butterfly stretches from USA (without Washington, Idaho, Oregon and Nevada) to Nicaragua.


This world map shows the ecozones in which this butterfly is distributed.

Larval food

Betulaceae:

Rosaceae:

Salicaceae:

Ulmaceae:

Oleaceae:

General information

The first description of this butterfly was in 1758 by Linnaeus . There are two subspecies.

Photo © by Naturhistorisches Museum Wien; Photographer Thomas Neubauer
Photo © by Naturhistorisches Museum Wien; Photographer Thomas Neubauer
Photo © by Naturhistorisches Museum Wien; Photographer Thomas Neubauer
Photo © by Naturhistorisches Museum Wien; Photographer Thomas Neubauer

Here you can see the form Papilio glaucus f turnus (male left / female right). The wingspan is about 10 - 11 cm.


Macro - photos

Photo © by Thomas Neubauer; macro photograph of Papilio glaucus f (upside)
Photo © by Thomas Neubauer; macro photograph of Papilio glaucus f (underside)

Here you can see some macro photos of Papilio glaucus.


Protection provisions / Red List

Similar and closely-related species

Papilio eurymedon Lucas 1852

Papilio rutulus Lucas 1852 


Scientific name

Papilio glaucus Linnaeus 1758


Other names

 Eastern Tiger Swallowtail


Classification / Taxonomy / Family tree

To the family tree (Genus: PAPILIO)...


 

To the top

Back to family Papilionidae from NEARCTIC (NORTH AMERICA)


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