http://ento.psu.edu/extension/factsheets/bagworm http://ento.psu.edu/extension/factsheets/bagworm http://ento.psu.edu/extension/factsheets/bagworm http://ento.psu.edu/extension/factsheets/bagworm http://ento.psu.edu/extension/factsheets/bagworm Thyridopteryx ephemeraeformis (Haworth) Thyridopteryx ephemeraeformis (Haworth) http://ento.psu.edu/extension/factsheets/bagworm http://ento.psu.edu/extension/factsheets/bagworm http://ento.psu.edu/extension/factsheets/bagworm bagworm bagworms http://ento.psu.edu/extension/factsheets/bagworm Bagworm