British Wildlife Wiki
Coleophora pennella 2 (800x532)

Coleophora pennella larval case on Viper's Bugloss - D Shenton

Coleophora pennella is a species of moth in the Coleophoridae family.

The larvae feed on Viper's Bugloss and Alkanet and live in a movable case created from leaf fragments of the food plant (as illustrated).