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
Mollusca (Molluscs)

Polyplacophora (188906)

Children (8 direct children, 2218 direct and indirect children):

Neoloricata (tree size 684)

Chitonida (tree size 1488)

Cobcrephora

Dycheiidae (tree size 1)

Paleoloricata (tree size 35)

Multiplacophora (tree size 2)

Rhombichiton

Lepidopleurida