| Common Name Show similar names |
Language | Country | Species | Type |
|---|---|---|---|---|
| Western white slippersnail | English | Canada | Crepidula nummaria | AFS |
| Western white slippersnail | English | USA | Crepidula nummaria | AFS |
| Western white slippersnail | English | USA | Crepidula nummaria | Vernacular |
| Western white slippersnail | English | Global | Crepidula perforans | Vernacular |