Asynchronous extinction of late Quaternary sloths on continents and islands David W. Steadman*†, Paul S. Martin‡, Ross D. E. MacPhee§, A. J. T. Jull¶, H. Gregory McDonaldʈ, Charles A. Woods**,

Source URL: www.pnas.org

• Geologic time scale
• Megalocnus
• Acratocnus
• Ground sloth
• Nothrotheriops
• Neocnus
• Sloth
• Mylodontidae
• Pilosans of the Caribbean
• Cenozoic
• Phanerozoic
• Pleistocene extinctions