Friasian
Encyclopedia
The Friasian age is a period of geologic time (16.3—15.5 Ma) within the Miocene
epoch of the Neogene
used more specifically with South American Land Mammal Ages. It follows the Santacrucian
and precedes the Colloncuran
age.
Miocene
The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...
epoch of the Neogene
Neogene
The Neogene is a geologic period and system in the International Commission on Stratigraphy Geologic Timescale starting 23.03 ± 0.05 million years ago and ending 2.588 million years ago...
used more specifically with South American Land Mammal Ages. It follows the Santacrucian
Santacrucian
The Santacrucian age is a period of geologic time within the Miocene epoch of the Neogene used more specifically with South American Land Mammal Ages. It follows the Colhuehuapian and precedes the Friasian age....
and precedes the Colloncuran
Colloncuran
The Colloncuran age is a period of geologic time within the Miocene epoch of the Neogene used more specifically with South American Land Mammal Ages. It follows the Friasian and precedes the Laventan age....
age.