| Acrocladium Mitt., 1869 |
| Acrocladium auriculatum (Mont.) Mitt., 1869 |
| Acrocladium chlamydophyllum (Hook. f. & Wilson) Müll. Hal. & Broth., 1900 |
| Acrocladium cuspidatum (Hedw.) Lindb., 1879 |
| Isothecium Brid., 1827 |
| Isothecium andrieuxii (Müll. Hal.) Mont., 1856 |
| Isothecium myosuroides Brid., 1827 |
| Isothecium spiculiferum (Mitt.) Renauld & Cardot, 1892 |
| Isothecium stoloniferum Brid., 1827 |
| Isothecium stoloniferum var. myurellum (Kindb.) Wijk & Marg., 1960 |
| Isothecium trichophorum Mont., 1843 |
| Lembophyllaceae Broth., 1906 |
| Pilotrichella (Müll. Hal.) Besch., 1872 |
| Pilotrichella caroli Müll. Hal. ex Ångstr., 1876 |
| Pilotrichella cochlearifolia (Müll. Hal.) Besch., 1872 |
| Pilotrichella desmoclada Müll. Hal., 1896 |
| Pilotrichella flexilis (Hedw.) Ångstr., 1876 |
| Pilotrichella flexilis f. nudiramulosa (Müll. Hal.) B.H. Allen & Magill, 2003 |
| Pilotrichella guyanensis (Mont.) Paris, 1895 |
| Pilotrichella mauiensis (Sull.) A. Jaeger, 1877 |