Used for

• Castor acadicus
• Castor baileyi
• Castor belugae
• Castor caecator
• Castor canadensis
• Castor carolinensis
• Castor concisor
• Castor duchesnei
• Castor frondator
• Castor idoneus
• Castor labradorensis
• Castor leucodontus
• Castor mexicanus
• Castor michiganensis
• Castor missouriensis
• Castor pallidus
• Castor phaeus
• Castor repentinus
• Castor rostralis
• Castor sagittatus
• Castor shastensis
• Castor subauratus
• Castor taylori
• Castor texensis
• New World beaver
• North American beaver