Globisporangium ultimum (Trow) Uzuhashi, Tojo & Kakish.
Aphanomyces astaci Schikora
Achlya americana Humphrey
Achlya diffusa J.V. Harv. ex T.W. Johnson
Achlya racemosa Hildebr.
Dictyuchus sterilis Coker
Isoachlya toruloides Kauffman & Coker
Saprolegnia ferax (Gruith.) Kütz.
Saprolegnia hypogyna (Pringsh.) de Bary
Saprolegnia monoica Pringsh.
Pustula tragopogonis (Pers.) Thines