Think about the hundreds of years nobody had been able to find evidence of these late Devonian limbed animals on this continent. People hadn't really understood that early tetrapods might have ...

Broussard, D., Daeschler, T., Trop, J.M., 2018, Detrital chronostratigraphic constraints on upper Devonian tetrapod and fish assemblages in Catskill Formation sites of north-central Pennsylvania: ...

We have arrived in the Devonian period, some 420 to 360 million ... Because all later land vertebrates, or tetrapods, can be traced back to a fish. This encompasses not only amphibians, reptiles ...

Learn about the time period that took place 416 to 359 million years ago. 4 min read When the Devonian period dawned about 416 million years ago the planet was changing its appearance. The great ...

At that time, known as the Devonian period, the world was changing ... The transition from these lobe-fins to the earliest tetrapods -- four-legged animals that walked on land -- has long been ...

David Broussard, Ph.D., department chair and assistant professor of biology, focuses his research on the paleontology of Late Devonian (365 – 360 million years ago) vertebrates including extinct ...