| Planorbella trivolvis | |
|---|---|
| |
| Two specimen of Planorbella trivolvis in their natural environment, on aquatic vegetation | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Superorder: | Hygrophila |
| Family: | Planorbidae |
| Genus: | Planorbella |
| Species: | P. trivolvis
|
| Binomial name | |
| Planorbella trivolvis (Say, 1817)
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| Synonyms | |
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Planorbella trivolvis is a species of freshwater air-breathing snail, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails, or planorbids, which all have sinistral or left-coiling shells.