• Cambrian Alitta virens
  • Carboniferous resplate
  • Devonian 7
  • Devonian Display of the Earth's 'oldest forest' at NYSM
  • Ordovician Isotelus rex was discovered on the shore of the Hudson Bay, close to the town of Churchill, Manitoba, Canada.

The Paleozoic era, meaning “ancient life”, is a division of earth’s history spanning from around 541 to 252 million years ago. It is subdivided into the Cambrian, Ordovician, Silurian, Devonian, Carboniferous and Permian periods. The beginning of the Paleozoic is characterised by the sudden appearance of animal ecosystems following the extinction of the Precambrian Ediacaran fauna. The end of the Paleozoic is marked by the greatest mass extinction in earth’s history, following which global ecosystems were radically reorganised.

Cambrian

Alitta virens

Episode 12: Paleozoic Problematica

Published on February 15th, 2013 | by Dave Marshall

Fossils, at the best of times, are difficult to interpret. Palaeontologists attempt to reconstruct organisms from what little remains are left. This can be relatively simple for groups that we are familiar with today; you can ... Read More


Carboniferous

resplate

Episode 10: Carboniferous Arthropods

Published on January 15th, 2013 | by Dave Marshall

The first animals came onto land sometime before 425 Ma. These early colonizers were members of a group called the arthropods – probably early relatives of the millipedes first, followed shortly by arachnids, and then insects ... Read More


Devonian

Display of the Earth's 'oldest forest' at NYSM

Episode 4: The fossil forests of Gilboa

Published on October 1st, 2012 | by Dave Marshall

A few days after the interview in the Royal Ontario Museum with Dave Rudkin on Isotelus rex, the Palaeocast team headed south to the New York State Museum (NYSM), Albany, USA. Here we got a chance ... Read More


Ordovician

Isotelus rex was discovered on the shore of the Hudson Bay, close to the town of Churchill, Manitoba, Canada.

Episode 2: Isotelus rex

Published on September 1st, 2012 | by Dave Marshall

In June we got the opportunity to speak to Dave Rudkin, curator of arthropods at the Royal Ontario Museum, Canada. In our interview we covered his discovery of Isotelus rex, the world’s largest trilobite, and discussed arthropod ... Read More


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