| Pneumocystidomycetes | |
|---|---|
|  | |
| Pneumocystis carinii in tissue | |
| Scientific classification | |
| Kingdom: | Fungi | 
| Division: | Ascomycota | 
| Subdivision: | Taphrinomycotina | 
| Class: | Pneumocystidomycetes O.E.Erikss. & Winka (1997) | 
| Order: | Pneumocystidales O.E.Erikss. (1994) | 
| Family: | Pneumocystidaceae O.E.Erikss. (1994) | 
| Genus: | Pneumocystis P.Delanoë & Delanoë (1912) | 
| Type species | |
| Pneumocystis carinii P.Delanoë & Delanoë (1912) | |
| Species | |
The Pneumocystidomycetes are a class of ascomycete fungi. It includes the single order Pneumocystidales, which contains the single monotypic family Pneumocystidaceae, which in turn contains the genus Pneumocystis, causative agent of Pneumocystis pneumonia.