Question

The most common index

fossils are shells of invertebrates.
Give two reasons why this is so.

Answer 1

Fusulinids make good index fossils. They are very abundant in marine sediment,widely distributed and existed during a specific period in time.

Answer 2

the most common index fossils are shells of invertebrates. give two reasons why this is so. Fusulinids make good index fossils. they are very abundant in marine sediment, widely distributed, and existed during a specific period in time.

Step-by-step explanation:

learned in science class