Pirsonia

Pirsonia is a non photosynthetic genus of heterokonts. It comprises the entirety of the family Pirsoniaceae, order Pirsoniida and class Pirsonea in the subphylum Bigyromonada, phylum Gyrista.

Taxonomy

 * Class Pirsonea Cavalier-Smith 2017 [Pirsoniomycetes]
 * Order Pirsoniales Cavalier-Smith 1998 [Pirsoniida Cavalier-Smith & Chao 2006 ]
 * Family Pirsoniaceae Cavalier-Smith 1998
 * Pirsonia Schnepf, Debres & Elbrachter 1990
 * P. diadema Kühn 1996
 * P. eucampiae Kühn 1996
 * P. formosa Kühn 1996
 * P. guinardie Schnepf, Debres & Elbrachter 1990
 * P. mucosa Kühn 1996
 * P. punctigerae
 * P. verrucosa Kühn 1996