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)
Nematoda (Roundworm)
Adenophorea (Aphasmidia)
Chromadoria
Rhabditida
Oxyuridomorpha
Thelastomatoidea

Hystrignathidae (21216189)

Children (8 direct children, 13 direct and indirect children):

Hystrignathus (tree size 2)

Coynema (tree size 1)

Anuronema

Sprentia

Lepidonema (tree size 1)

Longior (tree size 1)

Phalacronema

Triumphalisnema