font settings and languages

Font Size: Large | Normal | Small
Font Face: Verdana | Geneva | Georgia
Languages:

Automeris patagoniensis

(Patagonia Eyed Silkmoth)

Overview

[ Back to top ]

Critically Endangered

Threat status

Interesting Facts

[ Back to top ]
 

Common Names

[ Back to top ]

Common Names in English:

Patagonia Eyed Silkmoth

Description

[ Back to top ]

Family Saturniidae

'The Saturniidae are members of the Superfamily Bombycoidea . These species are medium to very large in size, and this family includes the largest moths in North America. Adults have a wingspan of 3 to 15 centimeters, relatively small heads , and densely hairy bodies. Larvae are usually very fleshy , with clumps of raised bristles . Buck moth and Io moth caterpillars have sharp, stinging hairs . Caterpillars mostly feed on leaves of trees and shrubs ; some cause severe damage. Pupa develop in silken cocoons or in the soil. This family does not contain the commercial silkworm moth (Bombyx mori), which is not native to North America.

'[1]

Subfamily Hemileucinae

The buck and io moths are members of the Family Saturniidae. Adults of these species have wingspans of 4.5 to 8 cm, hairy bodies, and relatively small heads . Caterpillars have sharp, stinging hairs , and feed on leaves of trees and shrubs . Some buck and io moths pupate in a well-built silken cocoon .[2]

Physical Description

Species Automeris patagoniensis

Females are larger than males. Upperside is orange to brownish orange, with an occasional yellow male; female forewing is darker than hindwing . Forewing of both sexes has faint postmedian lines ; hindwing has a small white, gray, and black eyespot. (ref. 106123)

Color:

Females are larger than males. Upperside is orange to brownish orange, with an occasional yellow male; female forewing is darker than hindwing . Forewing of both sexes has faint postmedian lines ; hindwing has a small white, gray, and black eyespot.

Size/Age/Growth

Wing span : 2 1/4 - 2 3/4 inches (5.8 - 7 cm).

Habitat

Grassy areas in oak woodlands at elevations of 4400-5100 feet.

Biome: Terrestrial

Biology

[ Back to top ]

Diet

Caterpillar hosts: Bermuda grass (Cynodon dactylon) and bluegrass (Poa species). Adult food: Adults do not feed .

Reproduction

Young caterpillars feed in groups and older caterpillars feed alone. Cocoons are spun at the base of the host plant and have a slit through which the adult can emerge .

Behavior

Flight: One brood from July-August.

Taxonomy

[ Back to top ]

Similar Species

[ Back to top ]

Members of the genus Automeris

ZipcodeZoo has pages for 7 species and subspecies in this genus:

A. cecrops (Cecrops Eyed Silkmoth) · A. io (Io Moth) · A. iris (Iris Eyed Silkmoth) · A. louisiana (Louisiana Eyed Silkmoth) · A. patagoniensis (Patagonia Eyed Silkmoth) · A. randa (Randa's Eyed Silkmoth) · A. zephyria (Zephyr Eyed Silkmoth)

More Info

[ Back to top ]

Further Reading

[ Back to top ]

Notes

[ Back to top ]

Contributors

Identifiers

Footnotes

  1. http://www.butterfliesandmoths.org/taxonomy?f=29&sci=Saturniidae&com=Wild Silk Moths [back]
  2. http://bugguide.net/index.php?q=search&keys=Coloradia&search=Search [back]
Last Revised: 7/16/2012