Biota (Life)
Eukaryote (Eukarya)
Protozoa (Protozoans)
Eozoa
Excavata
Discoba
Discicristata
Euglenozoa
Euglenoida
Dipilida
Rigimonada
Stavomonadea
Homostavia
Petalomonadida
Sphenomonadidae
Sphenomonas
Sphenomonas quadrangularis
Sphenomonas quadrangularis var. cruciformis (68527794)