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2035 ~ Round-winged muslin ~ Thumatha senex
UK Status

Resident. Common S,C(N).

Montgomeryshire Status

A locally common species that seems to have a stronghold in the extreme west and extreme east of the county.

Wingspan :  M & F, 20-22mm.

Confusion species

Muslin Footman.

Flight time (Montgomeryshire)


Fens, marshes and other wet places.



Lifestage data

Overwinters as a small larva. Larva late August-May. Pupates in a cocoon amongst vegetation on or near the ground.
Click map for larger image

Montgomeryshire photos

Photo by PRW, 27th July 2008, Commins Coch

Photo by PB, 11th July 2010, Morben ISAF