| Crassicosta H.A. Crum & Sharp, 1984 |
| Crassicosta hermannii H.A. Crum & Sharp, 1984 |
| Cyrto-hypnum Hampe, 1869 |
| Cyrto-hypnum involvens (Hedw.) W.R. Buck & H.A. Crum, 1990 |
| Cyrto-hypnum mexicanum (Mitt.) W.R. Buck & H.A. Crum, 1990 |
| Cyrto-hypnum minutulum (Hedw.) W.R. Buck & H.A. Crum, 1990 |
| Cyrto-hypnum scabrosulum (Mitt.) W.R. Buck & H.A. Crum, 1990 |
| Cyrto-hypnum schistocalyx (Müll. Hal.) W.R. Buck & H.A. Crum, 1990 |
| Rauia Austin, 1880 |
| Rauia praelonga (Schimp. ex Besch.) Broth., 1907 |
| Rauia subcatenulata (Schimp. ex Besch.) Broth., 1907 |
| Rauiella Reimers, 1937 |
| Rauiella lagoensis (Hampe) W.R. Buck, 1991 |
| Rauiella praelonga (Schimp. ex Besch.) Wijk & Marg., 1962 |
| Rauiella subcatenulata (Schimp. ex Besch.) Wijk & Marg., 1962 |
| Thuidiaceae Schimp., 1860 |
| Thuidiopsis (Broth.) M. Fleisch., 1923 |
| Thuidiopsis furfurosa (Hook. F. & Wilson) M. Fleisch., 1923 |
| Thuidium Bruch & Schimp., 1852 |
| Thuidium antillarum Besch., 1876 |