| Macrocoma tenuis subsp. sullivantii (Müll. Hal.) Vitt, 1981 |
| Macromitrium Brid., 1819 |
| Macromitrium altituberculosum E.B. Bartram, 1944 |
| Macromitrium barbense Renauld & Cardot, 1893 |
| Macromitrium braunioides Cardot, 1909 |
| Macromitrium chimborazense Spruce ex Mitt., 1869 |
| Macromitrium cirrosum (Hedw.) Brid., 1826 |
| Macromitrium contextum Hampe, 1865 |
| Macromitrium didymodon Schwägr., 1827 |
| Macromitrium erectopatulum Müll. Hal., 1897 |
| Macromitrium eucalyptorum Müll. Hal. & Hampe, 1855 |
| Macromitrium filiforme Schwägr., 1826 |
| Macromitrium fragilicuspis Cardot, 1909 |
| Macromitrium goniorhynchum (Dozy & Molk.) Mitt., 1859 |
| Macromitrium guatemalense Müll. Hal., 1851 |
| Macromitrium laxotorquatum Müll. Hal. ex Besch., 1880 |
| Macromitrium leptophyllum Besch., 1872 |
| Macromitrium longifolium (Hook.) Brid., 1826 |
| Macromitrium mammillosum E.B. Bartram, 1928 |
| Macromitrium microstomum (Hook. & Grev.) Schwägr., 1827 |