| Share
 

Dictionary


in'dex fos"sil



Geol., Paleontol.
a widely distributed fossil, of narrow range in time, regarded as characteristic of a given geological formation, used esp. in determining the age of related formations. Also called guide fossil.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

index fingerindex fund
See also:

 

Related Content