Smilodon ("knife tooth") is more commonly known as the sabertooth cat (or, formerly, sabertooth tiger). Smilodon lived approximately 3 million-10,000 years ago in North America and South America. It is the only known successor to Machairodus.
Three species of Smilodon are known to have existed:
- Smilodon fatalis, 1.6 million-10,000 years ago
- Smilodon gracilis, 2.5 million-500,000 years ago
- Smilodon populator, 1 million-10,000 years ago