Field Guide to the Devonian Fossils of New York

Petrified fossil millions of years old embedded in solid rock with sun and moss, Great Lakes fossils of devonian, brachiopod, horn coral origin

Here is a stunning Devonian spiny "shovel-nosed" trilobite from Morocco. Many hours of skilled work go into uncovering this true specimen from its rock tomb. Airscribe pens roughen the rocks and use air abrasives to melt the rocks away from the spine. Moroccan trilobites and fossils get a lot of bad press because people don't believe they're real. But these are authentic, and these days, a lot of Moroccan craftsmen are using better and better tools, meaning there is less and less need to fake fo

Devonian in biology

What was the cause of the Devonian extinction? - TimesMojo

Double-trouble in the Devonian - extinction and anoxia