| Tryonia patzcuarensis Pilsbry, 1891 |
| Tryonia peregrina Hershler, Liu & Landye, 2011 |
| Tryonia pilsbryi (Morrison, 1945) |
| Tryonia porrecta (Mighels, 1845) |
| Tryonia santarosae Hershler, Landye, Liu, De la Maza-Benignos, Ornelas & Carson, 2014 |
| Tryonia seemani (Frauenfeld, 1863) |
| Tryonia shikueii Hershler, Landye, Liu, De la Maza-Benignos, Ornelas & Carson, 2014 |
| Tryonia taylori Hershler, Liu & Landye, 2011 |
| Tryonia zaragozae Hershler, Liu & Landye, 2011 |