Lesser Bulin - Merdigera obscura


A brown, conical shell of characteristic, slightly barrelled shape and oval aperture framed by a broad, reflected rim. Surface mid to dark brown with fine, irregular radial growth lines. Whorls convex and sutures moderately deep. Umbilicus closed.

Identification difficulty

Found, often covered by algal deposits, on trees, rocks, walls and other vertical surfaces.

When to see it

All year round.

UK Status

Widespread and fairly frequent in Britain.

VC55 Status

Fairly frequent in Leicestershire and Rutland.

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Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map