Length: 6 - 8 mm
The larvae of Coleophora mayrella feed on clover, consuming the seeds (Leckie and Beadle 2018).
Photo data (upper photo): 21 June 2005. At lights. Ruraldale, Upshur County, West Virginia.
Photo data (bottom photo): 23 July 2007. On daisy on Lake Superior shore, Brule River State Forest, Wisconsin.