the root (no rank)
Eukaryota (domain)
stramenopiles (kingdom)
Bacillariophyta (phylum)
diatoms (common name)
[hide inferior taxa]
Bacillariophyceae (class)
Centrales (order)
Coscinodiscophyceae (class)
Cyclotella cryptica (species)
Fragilariophyceae (class)
Pennales (order)
Thalassiosirales (order)