Regnum Mycetoideum
   Class Coniomycetes
     Order Tuberculariæ Nees
       Genus Aegerita Pers. (1794), nom. sanct. see Genus Bulbillomyces Jülich (1974)
         Subgenus Psilonia Fr. (1821), nom. inval. see Genus Volutella Fr. (1832), nom. sanct., nom. cons.