Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Xenacoelomorpha
Acoelomorpha
Acoela
Haploposthiidae
Children (2 direct children, 2 direct and indirect children):
Exocelis exopenis
Exocelis reedi