Vegetabilia mycetoidea
   Kingdom Protomyci
     Circulus Coniomyci see Class Coniomycetes
       Linea Entophyta
         Genus Caeoma Link (1809), nom. sanct.
           Pseudoperidiis cinctum
             a Roestelia Link
             b Aecidium Pers.
             c Ustilago