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
Platyhelminthes (Flatworms)

Trematoda (207547)

Children (4 direct children, 11662 direct and indirect children):

Digenea (tree size 11509)
Parasitic flatworms

Aspidogastrea (tree size 104)

Strigeata (tree size 43)

Acanthocollaritrematidae (tree size 2)