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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)
Goniatitida (Goniatite)
Goniatitina
Pericycloidea (Pericyclaceae)
Pericyclidae
Ammonellipsitinae

Helicocyclus (9287508)

Children (6 direct children, 6 direct and indirect children):

Helicocyclus laxaris

Helicocyclus divergens

Helicocyclus fuscus

Helicocyclus formosus

Helicocyclus inornatus

Helicocyclus tianshanicus