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
Hildoceratoidea (Hildocerataceae)
Hildoceratidae
Grammoceratinae

Pleydellia (11819714)

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

Pleydellia leura

Pleydellia misera

Pleydellia aalensis

Pleydellia costulata

Pleydellia arkelli

Pleydellia subcompta

Pleydellia buckmani

Pleydellia falcifer