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Which organism would make the best index fossil? Why?

Which Organism Would Make The Best Index Fossil Why class=

Sagot :

Answer: A good index fossil is one with four characteristics: it is distinctive, widespread, abundant, and limited in geologic time.

Explanation: A good index fossil is one with four characteristics: it is distinctive, widespread, abundant, and limited in geologic time. Because most fossil-bearing rocks formed in the ocean, the major index fossils are marine organisms. That being said, certain land organisms are useful in young rocks and specific regions.