Sentence examples for shallow seas from inspiring English sources
Shallow seas occupied the continental shelf margins surrounding the continents.
At various times during the Mesozoic, shallow seas invaded continental interiors and then drained away.
Kinorhynchs live mostly in the muddy bottoms of shallow seas and in the sand of seacoasts.
Others hold that the stagnant conditions were produced in shallow seas or in lagoons.
The Pennsylvanian is recognized as a time of significant advance and retreat by shallow seas.
Some of these rocks existed long before living things began to develop in the earth's shallow seas.
Some of these sedimentary rocks were deposited in shallow seas that once extended over large areas of the present continents.
It is in the rock formed within these shallow seas that the greatest explosion of life ever recorded occurred.
During the Llandovery and Wenlock epochs, more than 65 percent of Laurentia was flooded by shallow seas.
Large expanses of several continents became flooded with shallow seas, and mound-type coral reefs were very common.
