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SOVA2 [1]
3 years ago
6

Interesting facts about index fossils

Biology
2 answers:
S_A_V [24]3 years ago
8 0

Answer:

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, but certain land organisms are useful in young rocks and in specific regions.

Explanation:

Artemon [7]3 years ago
8 0
Index fossils are very important to relative dating, as they serve as great time markers because they have a short half-life and are widespread around the world.
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