Common Bagworm Moth
Psyche casta Pallas, 1767
Common Bagworm Moth: https://marylandbiodiversity.com/species/5519
Synonyms
Hodges #0437 

Map Snapshot

90 Records

Status

BugGuide: Introduced from Europe. First discovered in Boston in 1931. By 1964 the range extended from southeastern Canada to eastern Pennsylvania. BugGuide data indicates it has expanded west to Illinois and Minnesota, with one apparent example in Washington state.

Description

BugGuide: Larval case "approximately 9-13 mm long. Silk of whitish grey, heavily covered by small pieces of plant fragments, usually by segments of grass stems, arranged longitudinally, often surpassing length of case, projecting in irregular fashion posteriorly (Davis 1964)."

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Source: Wikipedia

Psyche casta
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Psychidae
Genus: Psyche
Species:
P. casta
Binomial name
Psyche casta
(Pallas, 1767)

Psyche casta is a nocturnal moth from the family Psychidae, the bagworm moths. The wingspan of the males ranges from 12 to 15 millimeters. They have hairy, brown-metallic shiny wings. The grub-like females have legs but do not have wings and are yellowish or light brown, except for some dark brown back plates.

newly emerged male
Female

The host plants are from the groups: Poaceae, birch, willow, poplar and Vaccinium. The caterpillars make a protective hull from grass.

The flight time ranges from May to July.

Originally from the Old World, they have been introduced in North America.[1]

References

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  1. ^ "Species Psyche casta - Common Bagworm Moth - Hodges#0437". Bugguide.net.
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