Macrophotograph showing the structural detail in a whale bone fossil from Oregon Image #4043 6144 X 4080 pixels
Macrophotograph of the structural detail in a piece of fossilized wood (Araucaria) from Arizona; late Triassic (approx. 225 million years) in age Image #3995 6144 X 4080 pixels
Macrophotograph of the structural detail in a piece of fossilized wood (Araucarioxylon arizonicum) from the Chinle Formation in Utah; late Triassic (approx. 225 million years) in age; an extinct confier Image #4101 4456 X 5781 pixels
