They usually happen with marine transgressions, when the sea overtops the land.

Around 2900 BC, the site suffered from a marine transgression.

It is generally associated with a marine transgression.

The first marine transgression is dated to the Early Barremian.

The uppermost beds were deposited by a brief marine transgression.

The presence of these type of rocks is also seen in areas that have undergone marine transgression.

It is a sedimentary sequence formed approximately 530 million years ago during a marine transgression.

This is known as the Cenomanian marine transgression.

Undoubtedly, comparatively sudden and very widespread events, such as major marine transgressions, did occur at various times during the earth's history.

Subsequent marine transgressions were responsible for secondary sedimentation in the basins.

The Early Miocene (around 20 million years ago) saw a phase of marine transgression.

The opposite event, marine transgression, occurs when flooding from the sea covers previously exposed land.

During the post-Pleistocene marine transgression four terraces were formed.

Submerged forests are remains of trees submerged by marine transgression.

A "marine transgression," the scientists called it.

Gondwana broke up into the southern continents and Eurasia experienced several marine transgressions.

This sequence formed during a marine transgression.

There may have been effects from plague and volcanic eruption during this period as well as marine transgression into the Levels.

Marine transgressions and the evolution of Cretaceous dinosaurs.

A legacy of this marine transgression is the particularly striking relic beach deposits and elevated former shoreline features.

An extensional regime and a marine transgression were dominant during the Early Cambrian.

It has been suggested that human populations were stranded on the islands as a consequence of the last marine transgression, and subsequently became extinct.

The Bearpaw Formation represents strata deposited during a marine transgression.

The Sundance Sea did not occur at a single time; evidence suggests that it was a series of five successive marine transgressions.

The stratigraphy documents a marine transgression.