Related how?

Biota (Life)
Eukaryote (Eukarya)
Chromista
Bacillariophyta
Coscinodiscophyceae (Centricae)

Meloseirales (21226439)

Children (3 direct children, 83 direct and indirect children):

Hyalodiscaceae (tree size 23)

Stephanopyxidaceae (tree size 51)

Endictyaceae (tree size 6)