| Bothropoma Thiele, 1924 |
| Bothropoma rubrostriatum Rolán, Rubio & Fernández-Garcés, 1997 |
| Cantrainea Jeffreys, 1883 |
| Cantrainea macleani Warén & Bouchet, 1993 |
| Colloniidae Cossmann, 1917 |
| Colloniinae Cossmann, 1917 |
| Emiliotia Faber, 2006 |
| Emiliotia rubrostriata (Rolán, Rubio & Fernández-Garcés, 1997) |
| Homalopoma P. P. Carpenter, 1864 |
| Homalopoma (Panocochlea) Dall, 1908 |
| Homalopoma (Panocochlea) grippii (Dall, 1911) |
| Homalopoma albidum (Dall, 1881) |
| Homalopoma concepcionensis Lowe, 1935 |
| Homalopoma linnei (Dall, 1889) |
| Homalopoma panamense (Dall, 1908) |
| Leptothyra Dall, 1871 |
| Leptothyra albida Dall, 1881 |
| Leptothyra linnei Dall, 1889 |