Related how?

Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Nephrozoa (Eubilateria)
Protostome (Protostomia)
Ecdysozoa (Ecdysozoan)
Cycloneuralia
Nematoida (Nematoidea)
Nematomorpha (Gordian worm)

Palaeoscolecid (7126500)

Children (6 direct children, 18 direct and indirect children):

Milaculum

Maotianshaniidae (tree size 1)

Palaeoscolecidae (tree size 5)

Cricocosmiidae (tree size 3)

Chalazoscolecidae (tree size 2)

Cricocosmida (tree size 1)