Other Common Names
Bagworm applies to all members of Psychidae.
Synonyms and other taxonomic changes
Dahlica lichenella (Linnaeus, 1761)
The larva of D. triquetrella is pale yellow, whereas the larva of D. lichenella is dark gray. (Charley Eiseman)
The BOLD distribution data shows that this species has spread to far eastern and western Canada. (1)
widespread in Europe
Caterpillars attach a variety of objects to their silken bags, including dead plant parts, dead animal parts, or grains of sand.