This type of fossil is formed from residue chemically bonded to rock. They do not contain body parts or bones but show an 'outline' of the organism.
When an organism is trapped in a substance and protected from decomposition. The specimen is the actual remains....they have not been replaced by rock.
An organism creates a depression in sediment and then the organism decays. If the cavity left behind fossilizes, it is called a ____________.
Which of the following would NOT be considered a trace fossil?
Fossil formed when a mold is filled in with sediment.
Which of the following would be a good place to find preserved remains?
Which of the following is an example of a mold fossil.
Which of the following would be considered preserved remains?
Which of the following would be a good example of a cast fossil.
What type of organisms are most likely to leave carbon films?
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