Chemistry, 09.09.2019 18:30, Ezonthekid

Some of the characteristics that make a good index fossil are: a. the organism lived over a wide area.
b. they lived for long periods of time.
c. they lived for fairly short periods of time.
d. the organism was in abundance.

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Some of the characteristics that make a good index fossil are: a. the organism lived over a wide ar...