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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

Pericyclinae (7168425)

Children (13 direct children, 39 direct and indirect children):

Goniocyclus (tree size 3)

Rhiphaeocyclus

Hammatocyclus

Neopericyclus (tree size 1)

Pericyclus (tree size 14)

Polaricyclus (tree size 4)

Nodopericyclus (tree size 3)

Parasiacyclus (tree size 1)

Goniocycloides

Parahammatocyclus

Caenocyclus

Asiacyclus

Orthocyclus