Macro photograph of a piece of petrified wood....a conifer (Araucaria) from the early Triassic age approx. 220 million years ago...from Madagascar Image #2217 4751 X 3200 pixels (7.68 MB)
Close up photograph of the structural detail in a piece of sliced and polished petrified wood from Mexico Image #4169 5774 X 2812 pixels (6.33 MB)
Macrophotograph of a palm root fossil cross-section Image #3730 5666 X 3818 pixels (6.50 MB)
