| Pycnoporus P. Karst., 1881 |
| Pycnoporus annosus (Fr.) P. Karst., 1898 |
| Pycnoporus cinnabarinus (Jacq.) Fr., 1881 |
| Pycnoporus coccineus (Fr.) Bondartsev & Singer, 1941 |
| Pycnoporus sanguineus (L.) Murrill, 1904 |
| Pycnoporus serialis (Fr.) P. Karst., 1889 |
| Pyrofomes Kotl. & Pouzar, 1964 |
| Pyrofomes demidoffii (Lév.) Kotl. & Pouzar, 1964 |
| Skeletocutis Kotl. & Pouzar, 1958 |
| Skeletocutis alutacea (J. Lowe) Jean Keller, 1979 |
| Skeletocutis amorpha (Fr.) Kotl. & Pouzar, 1958 |
| Skeletocutis lenis (P. Karst.) Niemelä, 1991 |
| Skeletocutis nivea (Jungh.) Jean Keller, 1979 |
| Skeletocutis ochroalba Niemelä, 1985 |
| Spongipellis Pat., 1887 |
| Spongipellis borealis (Fr.) Pat., 1900 |
| Spongipellis delectans (Peck) Murrill, 1907 |
| Spongipellis fragilis (Fr.) Murrill, 1915 |
| Spongipellis pachyodon (Pers.) Kotl. & Pouzar, 1965 |
| Spongipellis spumeus (Sowerby) Pat., 1900 |