Macro photograph of a piece of polished petrified wood of the species Araucaria, an extinct conifer that existed 220 milliion years ago in Madagascar Image #1886 5745 X 4725 pixels (14.15 MB)
Macrophotograph of the structural detail in a piece of fossilized wood (Araucarioxylon arizonicum) from Arizona; late Triassic (approx. 225 million years) in age; the state fossil of Arizona; an extinct conifer Image #4067 6144 X 4080 pixels
Macro photograph of the patterns in a piece of fossilized oak from Oregon; Miocene in age Image #3415 4800 X 3200 pixels
