Related how?
Biota
(Life)
Eukaryote
(Eukarya)
Chromista
Harosa
Halvaria
Heterokonta
Oomycetes
(Oomycota (descriptive name))
Peronosporea
Saprolegniidae
Saprolegniales
Saprolegniaceae
Thraustotheca
Thraustotheca achlyoides (
107463150
)