Definition
Hyracotherium is an extinct genus of small, primitive horses that lived during the early Eocene epoch. Imagine a dog-sized horse roaming around! It's considered one of the earliest known ancestors of the modern horse. They were multi-toed creatures, unlike the single-hoofed horses of today. Hyracotherium gives scientists clues about the evolutionary history of equids. Think of it as a prehistoric horse blueprint. Their fossils help us understand how horses changed over millions of years.