Rocky Star Biology

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Biology 10 - Natural History


Tent Caterpillars - Malacosoma spp.

Tent caterpillars are: Kingdom Animalia, Phylum Arthropoda, Suborder Macrolepidoptera, Class Insecta, Order Lepidoptera, Family Lasiocampidae, Genus Malacosoma.


Images of five species are available at the Forestry Images web site. The five species are:
  1. eastern tent caterpillar Malacosoma americanum (Packard)
  2. western tent caterpillar Malacosoma californicum (Packard)
  3. Pacific tent caterpillar Malacosoma constrictum (Packard)
  4. forest tent caterpillar Malacosoma disstria (Packard)
  5. southwestern tent caterpillar Malacosoma incurvum (Packard)

Use your back button to return to the Tent Caterpillar page
Images of the western tent caterpillars are available by using the links provided.

These images are of Malacosoma californicum


Female with egg mass

Egg case

Pupa

Larva
 

Adult moths

Adult closeup

Tent

Damage



General Information
Wing span - 3.75 inches.
Proboscis - reduced.
Male - rusty red.
Female - tan.
Wings - fore wings with two obliques pale lines.
Larvae - form tentlike web among branches and leaves of ceanthous, bitter brush and other shrubs in spring.
Eggs - attached in rings around twigs.
Locale - high elevations on east side of Sierra Nevada Mountains. - Other species occur on west side up to 4000 feet elevation.



Forestry Images is a joint project of The Bugwood Network and USDA Forest Service. The University of Georgia
Warnell School of Forest Resources and College of Agricultural and Environmental Sciences - Dept. of Entomology.
All images used are from the USDA Forest Service - Rocky Mountain Region Archives,USDA Forest Service



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