| Assiminea Fleming, 1828 |
| Assiminea cienegensis Hershler, Liu & Lang, 2007 |
| Assiminea creutzbergi Jong & Coomans, 1988 |
| Assiminea gerhardtae Jong & Coomans, 1988 |
| Assiminea pecos Taylor, 1987 |
| Assiminea succinea (Pfeiffer, 1840) |
| Assiminea translucens (Carpenter, 1864) |
| Assimineidae H. Adams & A. Adams, 1856 |
| Assimineinae H. Adams & A. Adams, 1856 |
| Paludina Férussac, 1812 |
| Paludina cisternina Küster, 1852 |
| Paludina coronata Pfeiffer, 1840 |
| Paludina succinea Pfeiffer, 1840 |