| Diplastrella Topsent, 1918 |
| Diplastrella cozumella Gómez & Calderón-Gutiérrez, 2020 |
| Spirastrella Schmidt, 1868 |
| Spirastrella coccinea (Duchassaing & Michelotti, 1864) |
| Spirastrella coronaria Topsent, 1894 |
| Spirastrella decumbens Ridley, 1884 |
| Spirastrella hartmani Boury-Esnault, Klautau, Bézac, Wulff & Solé-Cava, 1999 |
| Spirastrella insignis Thiele, 1898 |
| Spirastrella mollis Verrill, 1907 |
| Spirastrella phyllodes (Schmidt, 1870) |
| Spirastrellidae Ridley & Dendy, 1886 |