Thyridopteryx ephemeraeformis
Psychids, such as this Thyridopteryx ephemeraeformis, remain encased for most of their lives. (Bagworm caterpillar © Maria de Bruyn https://mybeautifulworldblog.com/ https://www.instagram.com/bruynmariade/. Adult bagworm moth photo by Chrissy McClarren and Andy Reago on iNaturalist, public domain.)