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
Platyzoa
Platyhelminthes (Flatworms)
Turbellaria
Neorhabdocoela
Temnocephalida
Temnocephaloidea
Temnocephalidae
Children (2 direct children, 2 direct and indirect children):
Achenella sathonata
Achenella cougal