Petrified Wood
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 #4079
Ammonite Fossil
Unusual coloration in an Ammonite (Cleoniceras cleon) fossil; Middle Cretaceous (110 million years ago); Madagascar Image #2423
Fossilized Spruce
Macro photograph of the woodgrain detail in a piece of fossilized wood (Spruce) from the Miocene Epoch; found in Oregon Image #2410
Petrified Wood Fossil
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
Crystalline Petrified Wood
Macro photograph of crystalline formations in a cut and polished piece of fossilized wood from the Blue Forest formation in Wyoming; Genus: Schinoxylon; Age: 50 million years (Eocene Epoch) Image #2232
Arizona Petrified Wood
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 #4069
Fossilized Pepperwood
Macro photograph of the patterns and detail in a cut and polished piece of fossilized wood (Pepperwood) from the Blue Forest formation in Wyoming; Genus: Schinoxylon; Age: 50 million years (Eocene) Image #3556
Fossilized Dinosaur Bone
Macro photograph showing the internal cellular structure in a slice of dinosaur (Iguanodon) bone; collected from the Wealden Clay Formation on the Isle of Wight, UK; existed about 125 million years ago Image #2637
Fossilized Coral
Macrophotograph of a sectioned piece of coral fossil from Panama Image #3951
Coral Geode
Macro photograph of a cut piece of fossilized coral (from Tampa Bay, Florida) IMage #2265
An extinct marine invertebrate found in Madagascar; Cleoniceras cleon existed during the Middle Cretaceous period approx. 110 million years ago Image #2319
Macrophotograph of a sectioned piece of coral fossil from Panama Image #3950
Stromatolite Fossil
Earths' oldest fossils; formed by the activity of microbial mats (particularly cyanobacteria} in limestone-rich shallow waters Image #3767
Macro photograph looking down on a piece of fossilized coral with emphasis on its repetitive patterns and textures Image #3623
Macro photograph of a split fossilized ammonite shell showing the internal mineralized chambers; an extinct marine invertebrate from Madagascar; age: Cretaceous-Albian stage (110 million years ago) Image #3260
Earths' oldest fossils; formed by the activity of microbial mats (particularly cyanobacteria} in limestone-rich shallow waters Image #3765
Goniatite Fossil
Macro photograph of a sliced Goniatite fossil showing the interior chambered structure of the shell; Goniatites are an extinct ammonoid cephalopod, Devonian in age (approx. 400 million yrs old); this from the Atlas Mountains in Morocco Image #3118
Stitched macro 'panoramic' of an ammonite fossil. An extinct marine invertebrate found in Madagascar; existed during the Middle Cretaceous period approx. 110 million years ago. Image #3160
Dinosaur Bone Fossil
Macro photograph of a cross-sectioned dinosaur bone showing the interior cellular structure (unidentified Sauropod from the late Jurrasic period (150 million yrs ago)); Colorado, USA Image #3334
Ammonite Fossil Slab
Polished rock containing ammonite fossils in various degrees of fragmentation; also known as Marston Magna Marble; approx. 200 million yrs old (Lower Jurassic) mined in Somerset, England Image #3365
Fossilized Whale Bone
Macrophotograph showing the structural detail in a whale bone fossil from Oregon Image #4045
Sea Snail Fossils
Macrophotograph of the fossilized remains of Turitella sea snails Image #3751
An extinct marine invertebrate found in Morocco. Existed during the Cretaceous period. Image #2197
Macro photograph of a cut piece of fossilized coral showing quartz (chalcedony) formations in a pocket; approx 20 million yrs old; from Florida; #2339
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 #4078
Macrophotograph of a sectioned piece of coral fossil from Panama Image #3949
Pyritized Ammonite Fossil
Macro photograph of a sliced ammonite fossil whose shell was replaced by pyrite during the fossilization process; an extinct marine invertebrate from Morocco Image #2892
Macro photograph of the patterns and detail in a cut and polished piece of agatized fossilized wood from the Blue Forest formation in Wyoming; Genus: Schinoxylon; Age: 50 million years (Eocene Epoch) Image #2212
Macrophotograph showing the structural detail in a whale bone fossil from Oregon Image #4043
Ammonite
An extinct marine invertebrate found in Morocco. Existed during the Cretaceous period. During fossilization the shell was replaced by an iron compound Image #2190
Hampton Butte Petrified Wood
Close-up photograph of a piece of Hampton Butte fossilized wood from Oregon Image #3695
Macro photograph of the exterior surface of a fossilized ammonite (Perisphinctes sp.); existed during the Late Jurassic period approx. 160 million yrs ago; Madagascar Image #3104
Macrophotograph of the structural detail in a piece of fossilized wood (Araucaria) from Arizona; late Triassic (approx. 225 million years) in age; #3995
Pepperwood Fossil
Macro photograph of the patterns and detail in a cut and polished piece of fossilized wood (Pepperwood) from the Blue Forest formation in Wyoming; Genus: Schinoxylon; Age: 50 million years (Eocene) Image #3561
