Children (13 direct children, 13 direct and indirect children):
Oxynoticeras soemanni
Oxynoticeras oxynotum
Oxynoticeras stenomphalum
Oxynoticeras meunieri
Oxynoticeras orientale
Oxynoticeras eboracense
Oxynoticeras flavum
Oxynoticeras lymense
Oxynoticeras lynx
Oxynoticeras polyophyllum
Oxynoticeras simpsoni
Oxynoticeras williamsi
Oxynoticeras wingravei