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2316 ~ Lesser-spotted Pinion ~ Cosmia affinis
UK Status

Resident. Local S(C).

Montgomeryshire Status

A rare species in the county, recorded on four occasions prior to 1975 and then not again until 2010 when one was trapped at Middletown.

Wingspan :  M & F, 28-35mm.

Confusion species

White-spotted Pinion and Lunar-spotted Pinion.

Flight time (Montgomeryshire)


Mostly in elm woods or other places where elm is still found.


English elm, small-leaved elm and wych elm.

Lifestage data

Overwinters as an egg. Larva late April-mid June. Pupates in a cocoon amongst old leaves.
Click map for larger image

Montgomeryshire photos

Photo by DB, 16th August 2012, Middletown

Photo by MEG, 24th August 2015, Llandyssil