Diatoms, such as members of the genus navicula, belong to stramenopila major lineage of eukaryotes.
Stramenopile:- Stramenopiles are group of organisms, that consists of stiff tripartite external hairs and flagella. Stramenopile is also known as heterokonts. It has both photosynthetic and nonphotosynthetic cells. Diatoms, chrysophytes, brown algae and some protozoa are included in the stramenopila kingdom. As stramenopiles are neither fungi, animals nor plants, they are eukaryotes.
Navicula:- Navicula is a genus of diatom algae, whose cells are boat-shaped.
Thus we can conclude that, diatoms such as members of the genus navicula, belong to stramenopila major lineage of eukaryotes.
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