| Polyschema H. P. Upadhyay, 1966 |
| Polyschema cubense Mercado & J. Mena, 1992 |
| Polyschema indicum Behera, Mukerji & K. R. Sharma, 1973 |
| Polyschema larviforme (Fairm.) M. B. Ellis, 1976 |
| Polyschema nigroseptatum R. M. Arias, R. F. Castañeda & Heredia, 2009 |
| Polyschema olivaceum (Ellis & Everh.) M. B. Ellis, 1976 |
| Polyschema toruloides Matsush., 1980 |
| Pontogeneia Kohlm., 1975 |
| Pontogeneia codiicola (Dowson) Kohlm. & E. Kohlm., 1979 |
| Pontogeneia padinae Kohlm., 1975 |
| Porobeltraniella Gusmão, 2004 |
| Porobeltraniella porosa (Piroz. & S. D. Patil) Gusmão, 2004 |
| Protohydnum Möller, 1895 |
| Protohydnum cartilagineum Möller, 1895 |
| Pseudoacrodictys W. A. Baker & Morgan-Jones, 2003 |
| Pseudoacrodictys aquatica R. F. Castañeda, R. M. Arias & Heredia, 2010 |
| Pseudobeltrania Henn., 1902 |
| Pseudobeltrania angamosensis Matsush., 1995 |
| Pseudobeltrania havanensis Hol.-Jech., 1987 |
| Pseudobeltrania macrospora Heredia, R.M. Arias, Reyes R.F. Castañeda, 2002 |