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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
Eoderocerataceae (Eoderoceratoidea)
Coeloceratidae

Tetraspidoceras (23839432)

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

Tetraspidoceras rhodanicum

Tetraspidoceras reynesi

Tetraspidoceras quadrarmatum

Tetraspidoceras piobbicoensis

Tetraspidoceras loczyi

Tetraspidoceras repentinum