MolluscIreland - land and freshwater
  • Punctum (Punctum) pygmaeum (Draparnaud 1801) Dwarf snail
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Punctum (Punctum) pygmaeum
© Dr Roy Anderson
Punctum (Punctum) pygmaeum
© Dr Roy Anderson

Map hosted by the National Biodiversity Data Centre, Waterford
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A tiny red-brown flattened shell with fine, close, growth lines creating a matt sheen. Umbilicus open and wide. Widespread in wet places.

Key characteristics

  • Shell tiny, flattened, with a low spire
  • Surface reddish-brown, with fine, close, growth lines creating a matt sheen
  • Umbilicus open and wide


1.2-1.5 mm wide.

World Distribution

Found throughout Europe and across Siberia. Distribution type: Eurasian Wide-temperate (65).

GBIF distribution map [open in new tab]

Irish Distribution

Widespread and generally common.


  • Common in wet unimproved pasture and in the margins of wetlands
  • Also in wet woodland
  • Where acidic ground conditions occur it is usually restricted to woodland habitats

Red List status

  • Least concern (lc).

Wikipedia link

Wikipedia page for Punctum pygmaeum

 Anderson, R., (2016). Punctum (Punctum) pygmaeum (Draparnaud 1801). [In] MolluscIreland. Accessed on 2024-03-02.