Eukaryota | Chromista | Harosa | Heterokonta | Oomycota | Peronosporea | Peronosporales | Pythiaceae | Paralagenidium
COL:CS5HF | COL:C | COL:D3MRQ | COL:D3MRV | COL:5K | COL:G3 | COL:3SH | COL:FH2 | COL:6F56
(Chatton, 1925) Whittaker & Margulis, 1978 |  |  |  |  |  | E.Fisch., 1892 | J.Schröter, 1893 | A.M.Grooters, C.F.J.Spies, A.W.A.M.de Cock & C.A.Lévesque, 2013