Related how?

Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Halvaria
Heterokonta
Ochrophyta (Heterokontophyta)
Khakista (Diatomista)
Bacillariophyceae
Fragilariophycidae
Striatellales
Striatellaceae
Grammatophora (Grammatophora (alga))

Grammatophora arnottii (67869964)