Macro photograph of a piece of petrified wood....a conifer (Araucaria) from the early Triassic age approx. 220 million years ago...from Madagascar Image #2039 3200 X 4800 pixels
Macrophotograph of the structural detail in a piece of fossilized wood (Araucarioxylon arizonicum) from Arizona; late Triassic (approx. 225 million years) in age Image #3994 6004 X 4669 pixels
Macro photograph showing the internal structure of a cross-sectioned piece of fossilized tree fern (Tietea singularis): Permian in age; from Tocantins State, Brazil Image #3167 5563 X 4703 pixels
