The most prominent animal phylum missing from the Cambrian record until now ... of a group of bryozoans called Stenolaemata during the Ordovician period (485 million to 444 million years ...

visitors can follow fossil evidence tracing the evolution of life during the Cambrian period — the first geological period of the Paleozoic era — which lasted from 541 million to 485 million ...

known as the "Cambrian Explosion." Among the animals that evolved during this period were the chordates — animals with a dorsal nerve cord; hard-bodied brachiopods, which resembled clams ...

DURING the Cambrian period, which began 541m years ago, animal life took a remarkable leap forward. The first creatures believed by most (though not all) palaeontologists to be multicellular ...

[Photo/Xinhua] A newly-discovered trove in central China containing soft-bodied fossils that date back 518 million years sheds new light on the diversity of early animal life during the Cambrian ...

3 min read The Cambrian period, part of the Paleozoic ... saw a series of mass extinctions during which many shell-dwelling brachiopods and other animals went extinct. The trilobites also suffered ...

The explosion of animal diversity really kicked off during the Cambrian period, about 540 million years ago. The first animals that lived on Earth roamed the seas. The oceans were ruled by jawless ...

The appearance of large animals on Earth might owe something to the droppings of their smaller cousins, according to a new study by Chinese scientists. At an ancient sea bed deposit in Guizhou ...

The First Predators: Anomalocaris and Opabinia As animal life evolved, so did the complexity of ecological interactions. The first predators appeared during the Cambrian period, with creatures ...