What is the nature of the fossils in the earliest layers of stratified rock?
The stone was sandy, stratified and easily cut, and the air was dry.
It lies horizontally, and is stratified with unusual regularity.
These rocks are stratified, or divided into distinct layers, or strata.
Here they often become mingled with shells, and are stratified.
At the upper edge of the hill was an outcrop of stratified rock.
In South Dakota, for example, less than 10 per cent of the drift is stratified.
Rocks which are so arranged are said to be stratified, and are termed strata.
Which kinds of stratified rocks generally have the greatest extension?
In the former case the epithelium is said to be simple; in the latter, stratified.