| Mittenothamnium langsdorffii (Hook.) Cardot, 1913 |
| Mittenothamnium lehmannii (Besch.) Cardot, 1913 |
| Mittenothamnium novahispanicum B.H. Allen |
| Mittenothamnium reptans (Hedw.) Cardot, 1913 |
| Mittenothamnium salleanum (Besch.) Cardot, 1913 |
| Mittenothamnium scalpellifolium (Müll. Hal.) H.A. Crum, 1968 |
| Platygyriella Cardot, 1910 |
| Platygyriella densa (Hook.) W.R. Buck, 1984 |
| Platygyriella pringlei (Cardot) W.R. Buck, 1984 |
| Puiggariella Broth., 1908 |
| Puiggariella aurifolia (Mitt.) Broth., 1908 |
| Puiggariopsis M. Menzel, 1992 |
| Puiggariopsis aurifolia (Mitt.) M. Menzel, 1992 |
| Pylaisia Schimp., 1851 |
| Pylaisia falcata Schimp., 1851 |
| Pylaisia intricata (Hedw.) Schimp., 1851 |
| Pylaisia polyantha (Hedw.) Bruch & Schimp., 1851 |
| Pylaisia rhaphidostegioides Cardot, 1910 |
| Pylaisia subfalcata Bruch & Schimp., 1851 |
| Pylaisiella Kindb. ex Grout, 1896 |