Eocene Petrified Hardwood | Eden Valley, WY stone and resembled the former closely

and resembled the former closely enough that both Knightia alta and Knightia eocaena were originally described as species of true herring in the genus Clupea

Unidentified bird species

5 meters (14

Often mistaken for a dinosaur or contemporary of dinosaurs in popular culture

abrasive tundra grasses and sedges

Eocene Petrified Hardwood | Eden Valley, WY stone and resembled the former closelyThis Rare Petrified wood was collected on private land near Eden Valley in Wyoming. Eocene, epoch. Dimensions: approx 2. 5" x 4. 75" specimen Petrified Wood formed when the original trees and branches were rapidly buried under sediment and were initially preserved due to a lack of oxygen some 50 million years ago. Petrifaction occurs when water that contains inorganic minerals, such as calcium carbon ate or silica, passes slowly through the organic