Related how?

Biota (Life)
Eukaryote (Eukarya)
Protozoa (Protozoans)
Eozoa
Excavata
Discoba
Discicristata
Euglenozoa
Euglenoida
Dipilida
Spirocuta
Euglenophyceae
Euglenophycidae
Euglenida
Phacidae
Lepocinclis
Lepocinclis ovum

Lepocinclis ovum var. caudata (68520335)