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)
Tornoceratina
Tornoceratoidea
Posttornoceratidae
Discoclymeniinae
Discoclymenia
Discoclymenia cucullata (23870934)