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)
Spiralia (Spiralians)
Lophotrochozoa
Platyzoa
Gnathostomulida (Jaw worms)

Filospermoidea (2223193)

Children (3 direct children, 36 direct and indirect children):

Haplognathiidae (tree size 11)

Pterognathiidae (tree size 22)

Filospermoida