Species (7)
- Achlya racemosa Hildebr. 1867
- Newbya polyandra (Hildebr.) Mark A. Spencer 2002
- Saprolegnia monoica Pringsh. 1851
- Saprolegnia mixta de Bary 1883
- Aphanomyces astaci Schikora 1906
- Aphanomyces stellatus de Bary 1860
- Achlya polyandra Hildebr. 1867