Messinian [SEP] named after
falls inside the more extensive Hemphillian North American Land Mammal Age.
During the Messinian, around 6 million years ago, the Messinian salinity crisis took place, which brought about repeated desiccations of the Mediterranean Sea.
Definition.
The Messinian was introduced by Swiss stratigrapher Karl Mayer-Eymar in 1867. Its name comes from the Italian city of Messina on Sicily, where the Messinian evaporite deposit is of the same age.
The base of the Messinian is at the first appearance of the planktonic foram species "Globorotalia conomiozea
Post-Alaqua dry period: The late Messinian through Zanclean ~5.332—3.6 Ma.
The Alaqua Subsea was named for the fossil beds found along Alaqua Creek, Walton County. The period of time after the Alaqua experienced a somewhat long dry period. A major event was the Messinian salinity crisis or dry Mediterranean. It was replenished with the Zanclean flood which raised the world-wide sea level 10 meters or 33 feet.
Subseas Jackson Subsea.
- Period: Pliocene through Pleistocene.
- Geologic time period: Piacenzian through Blancan