Acanthoceras

• Acanthoceras amphibolum
• Acanthoceras asiatica
• Acanthoceras athabascense
• Acanthoceras bellense
• Acanthoceras chasca
• Acanthoceras compitalis
• Acanthoceras flexuosum
• Acanthoceras folleatum
• Acanthoceras joserita
• Acanthoceras jukesbrownei
• Acanthoceras milletianum
• Acanthoceras muldoonense