Category:Jurassic formations in Alabama
States of the United States: Alabama · Alaska · Arizona · Arkansas · California · Colorado · Connecticut · Florida · Idaho · Kansas · Louisiana · Massachusetts · Minnesota · Mississippi · Montana · Nevada · New Hampshire · New Jersey · New Mexico · New York · North Carolina · Oklahoma · Oregon · Pennsylvania · South Dakota · Texas · Utah · Virginia · Washington · Wyoming
| Preceded by Proterozoic Eon | Phanerozoic Eon | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Paleozoic Era | Mesozoic Era | Cenozoic Era | ||||||||||
| Cambrian | Ordovician | Silurian | Devonian | Carboniferous | Permian | Triassic | Jurassic | Cretaceous | Paleogene | Neogene | 4ry | |