Trilobites: Evolution and Diversification of Ancient Arthropods
Trilobites are one of the most iconic and diverse groups of extinct marine arthropods, thriving for over 270 million years from the Cambrian Period (521 million years ago) to the …
The Ordovician Period
The Ordovician Period: A Time of Biodiversity and Transformation The Ordovician Period (485–443 million years ago) stands as a pivotal era in Earth’s history. Following the Cambrian Explosion, the Ordovician …
The Cambrian Period
The Cambrian Period: A Window into Life’s Explosion The Cambrian Period (approximately 541 to 485 million years ago) marks a transformative chapter in Earth’s history. Often referred to as the …