| Psilocybe caribaea Guzmán, T. J. Baroni & Tapia, 2003 |
| Psilocybe castillotovarii Guzmán, 2005 |
| Psilocybe clavata Guzmán, 1983 |
| Psilocybe coprophila (Bull.) P. Kumm., 1871 |
| Psilocybe cordispora R. Heim, 1959 |
| Psilocybe cubensis (Earle) Singer, 1948 |
| Psilocybe fagicola R. Heim & Cailleux, 1959 |
| Psilocybe fagicola var. fagicola R. Heim & Cailleux, 1959 |
| Psilocybe fagicola var. mesocystidiata Guzmán, 1978 |
| Psilocybe fuliginosa (Murrill) A. H. Sm., 1948 |
| Psilocybe galindoi Guzmán, 1978 |
| Psilocybe heimii Guzmán, 1978 |
| Psilocybe herrerae Guzmán, 1978 |
| Psilocybe hoogshagenii R. Heim, 1959 |
| Psilocybe hoogshagenii var. convexa Guzmán, 1983 |
| Psilocybe hoogshagenii var. hoogshagenii R. Heim, 1958 |
| Psilocybe inquilina (Fr.) Bres., 1931 |
| Psilocybe isabelae Guzmán, 1999 |
| Psilocybe jacobsii Guzmán, 1983 |
| Psilocybe josecastilloi Guzmán, 2005 |