Bloom Native gardener's
field companion

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  1. Life
  2. Animals
  3. Mollusks
  4. Gastropods
  5. Ramshorn Snails and Allies
  6. Helisomatini
  7. Planorbella

genus

Planorbella

Planorbella

Includes
5 native 1 introduced
Where
In the US
Source
iNaturalist

Field notes

Children

  • Marsh Ramshorn native
  • Bellmouth Ramshorn presumed native
  • Seminole Ramshorn present
  • File Ramshorn
  • Mesa Ramshorn presumed native
  • Rough Ramshorn native
  • Borax Lake Rams-horn native
  • Corpulent Ramshorn
  • Mexican Ramshorn native
  • Planorbella smithii
  • Coarse Ramshorn native
  • Druid Ramshorn

Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided

Most observed native Planorbella All

Native to the US, by observations.

  • Marsh Ramshorn Planorbella trivolvis 8,381 observations
  • Rough Ramshorn Planorbella subcrenata 24 observations
  • Borax Lake Rams-horn Planorbella oregonensis 17 observations
  • Mexican Ramshorn Planorbella tenuis 6 observations
  • Coarse Ramshorn Planorbella binneyi 2 observations

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