| Linisia matemiontana (Pilsbry, 1896) |
| Linisia polita Pilsbry & Hinkley, 1907 |
| Linisia richardsoni Von Martens, 1892 |
| Linisia suprazonata Pilsbry, 1899 |
| Linisia texasiana (Moricand, 1833) |
| Linisia ventricosula (Pfeiffer, 1845) |
| Polygyra Say, 1818 |
| Polygyra (Acutidens) Pilsbry, 1956 |
| Polygyra (Acutidens) acutedentata (W. G. Binney, 1858) |
| Polygyra (Linisia) Pilsbry, 1930 |
| Polygyra (Linisia) albicostulata Pilsbry, 1896 |
| Polygyra (Linisia) anilis (Gabb, 1865) |
| Polygyra (Linisia) ariadnae (Pfeiffer, 1848) |
| Polygyra (Linisia) aulacomphala Pilsbry & Hinkley, 1907 |
| Polygyra (Linisia) behri (Gabb, 1865) |
| Polygyra (Linisia) bicruris (Pfeiffer, 1857) |
| Polygyra (Linisia) bicruris subsp. bicruris (Pfeiffer, 1857) |
| Polygyra (Linisia) bicruris subsp. insculpta Pilsbry, 1956 |
| Polygyra (Linisia) euglypta Pilsbry, 1896 |
| Polygyra (Linisia) hertleini Haas, 1961 |