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Flat ram's-horn snail facts for kids

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Flat ram's-horn snail
Planorbis marginatus (Sowerby).jpg
Conservation status
Scientific classification
Synonyms
List
  • Helix complanata Linnaeus, 1758
  • Helix fontana [Lightfoot], 1786
  • Hippeutis (Hippeutis) fontanus ([Lightfoot], 1786)
  • Planorbis (Hippeutis) colchicus Lindholm, 1913
  • Planorbis (Hippeutis) complanatus (Linnaeus, 1758)
  • Planorbis complanatus (Linnaeus, 1758)
  • Segmentina (Hippeutis) complanata (Linnaeus, 1758)
  • Segmentina complanata (Linnaeus, 1758)

Hippeutis complanatus, or the flat ram's-horn snail, is a species of minute air-breathing freshwater snail, an aquatic pulmonate gastropod mollusk or micromollusk in the family Planorbidae, the ram's horn snails.

Hippeutis complanatus is the type species of the genus Hippeutis.

Distribution

The species is found in the Palearctic zone, including Europe.

  • Latvia
  • Czech Republic - least concern (LC)
  • Slovakia
  • Poland
  • Germany
  • Austria
  • Netherlands
  • Sweden
  • British Isles: Great Britain, Ireland

Shell description

This minute shell is almost perfectly planispiral and shaped like a lens. The whorls overlap one another. The shell color varies from offwhite to a brownish yellow.

Ecology

This snail lives in ponds and ditches, and prefers calcium-rich waters.

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