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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
Hildoceratoidea (Hildocerataceae)
Hildoceratidae
Harpoceratinae

Osperleioceras (23839172)

Children (8 direct children, 8 direct and indirect children):

Osperleioceras rivierense

Osperleioceras loeve

Osperleioceras reynesi

Osperleioceras viluiense

Osperleioceras bicarinatum

Osperleioceras subtile

Osperleioceras authelini

Osperleioceras subcostulatum