S. pyri has a valva with a pointed lobe at the inner caudal margin of the valva.

Ex leaf mine in pear (Pyrus), Grimley, Worcestershire.
Mine collected and moth reared by Steve Whitehouse.

Leafmine on Pear. Fairmile Common, Surrey. October 2016.

Tiddesley Wood VC37.
Col. 10/2016

Grimley, Worcestershire. September 2017.
On Pear, (Pyrus).