| Mazzaella coriacea (E.Y. Dawson) J.R. Hughey, 1999 |
| Mazzaella diffusa (E.Y. Dawson) J.N. Norris & Fredericq, 2014 |
| Mazzaella digitata (E.Y. Dawson) J.N. Norris & Fredericq, 2014 |
| Mazzaella flaccida (Setchell & N.L. Gardner) Fredericq, 1993 |
| Mazzaella hancockii (E.Y. Dawson) Fredericq, 1993 |
| Mazzaella leptorhynchos (J. Agardh) Leister, 1993 |
| Mazzaella linearis (Setch. & N.L. Gardner) Fredericq, 1993 |
| Mazzaella parva (G.M.Smith & Hollenberg) Hughey, P.C. Silva & Hommersand, 2002 |
| Mazzaella phyllocarpa (Postels & Ruprecht) Perestenko, 1996 |
| Mazzaella rosea (Kylin) Fredericq, 1993 |
| Mazzaella splendens (Setch. & N.L. Gardner) Fredericq, 1994 |
| Mazzaella volans (C. Agardh) Fredericq, 1993 |
| Rhodoglossum J. Agardh, 1876 |
| Rhodoglossum affine (Harv.) Kylin, 1928 |
| Rhodoglossum americanum Kylin, 1941 |
| Rhodoglossum californicum (J. Agardh) I.A. Abbott, 1972 |
| Rhodoglossum cobinae E.Y. Dawson, 1961 |
| Rhodoglossum coriaceum E.Y. Dawson, 1946 |
| Rhodoglossum diffusum E.Y. Dawson, 1961 |
| Rhodoglossum digitatum E.Y. Dawson, 1961 |