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
Acanthocephala (Acanthocephalans)
Palaeacanthocephala
Polymorphida
Polymorphidae

Southwellina (2086201)

Children (4 direct children, 4 direct and indirect children):

Southwellina hispida

Southwellina dimorpha

Southwellina macracanthus

Southwellina sacra