| Neoplanorbis umbilicatus | |
|---|---|
| Conservation status | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| (unranked): | clade Heterobranchia clade Euthyneura clade Panpulmonata clade Hygrophila |
| Superfamily: | Planorboidea |
| Family: | Planorbidae |
| Subfamily: | Neoplanorbinae |
| Genus: | Neoplanorbis |
| Species: | † N. umbilicatus |
| Binomial name | |
| Neoplanorbis umbilicatus Walker, 1908 |
|
† Neoplanorbis umbilicatus was a species of air-breathing freshwater snail, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails.
This species was endemic to the United States. It is now extinct.