| Parasabella Bush, 1905 |
| Parasabella fonticula Hoagland, 1919 |
| Parasabella jamaicensis Augener, 1922 |
| Parasabella lacunosa (Perkins, 1984) |
| Parasabella leucaspis (Kinberg, 1867) |
| Parasabella maculata Bush, 1905 |
| Parasabella media Bush, 1905 |
| Parasabella microphthalma (Verrill, 1873) |
| Parasabella midoculi Hoagland, 1919 |
| Parasabella pallida Moore, 1923 |
| Parasabella rugosa (Moore, 1904) |
| Parasabella sulfurea Treadwell, 1917 |
| Perkinsiana P. Knight-Jones, 1983 |
| Perkinsiana fonticula (Hoagland, 1919) |
| Potamethus Chamberlin, 1919 |
| Potamethus spathiferus (Ehlers, 1887) |
| Potamilla Malmgren, 1866 |
| Potamilla anophthalma Hartmann-Schröder, 1960 |
| Potamilla colorata Chamberlin, 1919 |
| Potamilla fonticula Hoagland, 1919 |