Trilobites have been a central focus of macroevolutionary studies-i.e., those involving large-scale changes in life forms rather than individual species-due to their long geological history, diverse ...

Trilobites, ancient marine arthropods ... It’s a humbling reminder that even at the tiniest scales, the fossil record can preserve secrets that reshape our picture of the past.

On Saturday, May 24, beginning at 2 p.m., the Friends of the Delaware Water Gap National Recreation Area are hosting a great program that highlights the return of "Mastodons, Trilobites ...

This fossil-rich landscape tells the story of ... Things like ammonoids, brachiopods, and trilobites. Most of the creatures whose bodies built that reef went extinct more than 250 million years ...

Newly discovered evidence of Australia's earliest species of tree frog challenges what we know about when Australian and ...

New discoveries in the Dominican Republic suggest sebecids roamed the Caribbean as recently as 4.5 million years ago, long ...

fell in April from the record levels hit in the prior month, although natural gas, crude oil and coal all delivered increases compared to the previous year as the government continues to ...

Fossil discovery pushes the history of Australian tree frogs back 55 million years, reshaping our understanding of their ...

A new study suggests two fossil trackways found in Australia were made by an early amniote, a group that today includes ...

The Pennsylvania State fossil is currently a type of trilobite called Phacops rana. Phacops rana is a marine arthropod from the Paleozoic era. According to the Commonwealth of Pennsylvania ...

"It is only fitting to name Australia's earliest tree frog in honor of a man who was a giant in Australian frog research and in particular the first to explore the fossil record for Australian ...