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AveGali [126]
3 years ago
13

What are 2 characteristics of index fossils?

Biology
1 answer:
Galina-37 [17]3 years ago
7 0
A useful index fossil must be distinctive or easily recognizable, abundant and have a wide geographic distribution and a short range through time. Index fossils are the basis for defining boundaries in the geologic time scale and for the correlation of strata.

hope this helps :)
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