Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Nephrozoa (Eubilateria)
Protostome (Protostomia)
Spiralia (Spiralians)
Lophotrochozoa
Mollusca (Molluscs)
Eumollusca
Conchifera
Helcionelloida
Archaeobranchia
Helcionellid (Helcionelliformes)
Helcionelloidea
Children (1 direct children, 1 direct and indirect children):
Oelandia pauciplicata