organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Kingdom Protoctista Hogg, 1860 Phylum Oomycota Arx (1967) Class Saprolegnia see Order Saprolegniales Genus Saprolegnia Nees (1823) Saprolegnia ferax (Gruith.) Nees Saprolegnia parasitica Coker (1923)