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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)
Ceratitida
Paraceltitina
Xenodiscaceae

Pseudotirolitidae (7255654)

Children (7 direct children, 42 direct and indirect children):

Pseudotirolites (tree size 15)

Pernodoceras (tree size 7)

Chaotianoceras (tree size 6)

Pachydiscoceras (tree size 4)

Schizoloboceras (tree size 1)

Trigonogastrites (tree size 1)

Dushanoceras (tree size 1)