| Bangia Lyngb., 1819 |
| Bangia atropurpurea (Roth) C. Agardh, 1824 |
| Bangia enteromorphoides E.Y. Dawson, 1953 |
| Bangia fuscopurpurea (Dillwyn) Lyngb., 1819 |
| Bangia vermicularis Harv., 1853 |
| Bangiaceae Engler, 1892 |
| Calidia L.-E. Yang & J. Brodie, 2020 |
| Calidia suborbiculata (Kjellm.) L.-E. Yang & J. Brodie, 2020 |
| Phycocalidia Santiañez & M.J. Wynne, 2020 |
| Phycocalidia suborbiculata (Kjellm.) Santiañez & M.J. Wynne, 2020 |
| Porphyra C. Agardh, 1824 |
| Porphyra boryana Mont., 1846 |
| Porphyra gardneri (G.M. Sm. & Hollenberg) M.W. Hawkes, 1977 |
| Porphyra hollenbergii E.Y. Dawson, 1953 |
| Porphyra lanceolata (Setch. & Hus) G.M. Sm., 1943 |
| Porphyra leucosticta Thur., 1863 |
| Porphyra naiadum C.L. Anderson, 1892 |
| Porphyra occidentalis Setch. & Hus, 1900 |
| Porphyra pendula E.Y. Dawson, 1953 |
| Porphyra perforata J. Agardh, 1883 |