Alachua Formation

Last updated
Alachua Formation
Stratigraphic range: Early-Late Miocene (Hemingfordian-Hemphillian)
~20–5.3  Ma
Type Formation
Lithology
Primary Claystone, sandstone
Other Phosphorite
Location
Coordinates 29°42′N82°36′W / 29.7°N 82.6°W / 29.7; -82.6
Approximate paleocoordinates 29°48′N80°54′W / 29.8°N 80.9°W / 29.8; -80.9
Region Florida
Country United States
Type section
Named for Alachua, Florida
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Alachua Formation (the United States)
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Alachua Formation (Florida)

The Alachua Formation is a Miocene geologic formation in Florida. The claystones, sandstones and phosphorites of the formation preserve many fossils of mammals, birds, reptiles and fish, among others megalodon.

Contents

Fossil content

The formation has provided the following fossils. [1]

Mammals

Rodents
Carnivora
Ground sloths
Gomphotheres
Artiodactyls
Soricomorpha
Perissodactyls
Sirenians
Lipotyphla
Theriiformes

Birds

Reptiles

Turtles
Crocodiles
Snakes
Lizards

Amphibians

Anurans
Salamanders

Fish

Sharks
Rays
Others

See also

References

  1. Alachua Formation at Fossilworks.org

Bibliography