Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Xenacoelomorpha
Acoelomorpha
Acoela
Isodiametridae
Proaphanostoma (18519880)
Children (2 direct children, 2 direct and indirect children):
Proaphanostoma tenuissimum
Proaphanostoma tenuissima