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)
Cephalopod (Cephalopods)
Ammonoidea (Ammonoids)
Ammonitida
Ammonitina
Eoderocerataceae (Eoderoceratoidea)

Polymorphitidae (16766423)

Children (9 direct children, 95 direct and indirect children):

Uptonia (tree size 7)

Dayiceras (tree size 2)

Tropidoceratinae (tree size 30)

Acanthopleuroceratinae

Parinodiceratinae

Furlitinae

Polymorphitinae (tree size 45)

Peripleuroceras (tree size 1)

Pla (tree size 1)