the root (no rank)
Eukaryota (domain)
Rhodophyta (phylum)
Bangiophyceae (class)
Cyanidiales (order)
Cyanidiaceae (family)
[hide inferior taxa]
Cyanidioschyzon merolae (species)
Cyanidium caldarium (species)
Galdieria partita (species)
Galdieria sulphuraria (species)