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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
Polycladida

Cotylea (2998621)

Children (24 direct children, 818 direct and indirect children):

Amyellidae (tree size 4)

Anonymidae (tree size 8)

Boniniidae (tree size 9)

Cestoplanidae (tree size 31)

Diposthidae (tree size 5)

Euryleptidae (tree size 219)

Pseudocerotidae (tree size 362)

Prosthiostomidae (tree size 127)

Theamatidae (tree size 8)

Pseudocerotoidea

Chromoplanidae (tree size 4)

Laidlawiidae (tree size 3)

Euryleptoidea

Stylochoididae (tree size 4)

Ditremageniidae (tree size 2)

Euryleptididae (tree size 2)

Opisthogeniidae (tree size 3)

Ditremagenioidea

Opisthogenioidea

Periceloidea

Chromoplanoidea

Prosthiostomoidea

Dicteroidae (tree size 3)

Pericelididae