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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)
Graphoceratidae

Leioceratinae (23709321)

Children (9 direct children, 10 direct and indirect children):

Staufenia (tree size 1)

Canavarella

Manselia

Cypholioceras

Geyerina

Costileioceras

Cylicoceras

Costiceras

Hyattina