Related Research Articles
The Whitewater Formation is a geologic formation in Ohio and Indiana. It preserves fossils dating back to the Ordovician period.
The Salem Formation is a geologic formation in Illinois, Indiana, Kentucky, and Missouri. It preserves fossils dating back to the Mississippian subperiod. This formation is quarried and used as a building material, known as "Indiana limestone", also called Bedford limestone.
The Chattanooga Shale is a geologic formation in Alabama, Arkansas, Kentucky, Missouri and Tennessee. It preserves conodont fossils dating to the Devonian Period. It occurs mostly as a subsurface geologic formation composed of layers of shale. It is located in Eastern Tennessee and also extends into southeastern Kentucky, northeastern Georgia, and northern Alabama. This part of Alabama is part of the Black Warrior Basin.
The Osgood Formation, also known as the Osgood Shale is a geologic formation in Indiana, Kentucky, and Ohio. It preserves fossils dating back to the Silurian period.
The Warsaw Formation is a geologic formation in Illinois, Iowa and Missouri. It preserves fossils dating back to the Mississippian subperiod.
The Dubuque Formation is a geologic formation in Illinois, Iowa, Wisconsin and Minnesota. It preserves fossils dating back to the Ordovician period.
The Rockdale Run Formation is a geologic formation in Maryland, Pennsylvania, Virginia and West Virginia. It preserves fossils dating back to the Ordovician period.
The Tomstown Dolomite or Tomstown Formation is a geologic formation in Maryland, Pennsylvania, Virginia and West Virginia. It preserves fossils dating to the Cambrian Period.
The Akhura Formation is a geologic formation in Armenia and Azerbaijan. It preserves fossils dated to the Permian period.
The Ali Bashi Formation is a geologic formation in Armenia and Azerbaijan. It preserves fossils dated to the Changhsingian stage of the Permian period.
The Arpinskaya Formation is a geologic formation in Armenia and Azerbaijan. It preserves fossils dated to the Wordian to Capitanian stages of the Permian period.
The Dzhulfa Formation is a geologic formation in Armenia and Azerbaijan. It preserves fossils dated to the Wuchiapingian age of the Permian period.
The Gnishik Formation is a geologic formation in Armenia, Azerbaijan and Iran. It preserves fossils dated to the Wordian age of the Permian period.
The Khachik Formation is a geologic formation in Armenia, Azerbaijan and Iran. It preserves fossils dating back to the Capitanian to Wuchiapingian stages of the Permian period.
The Karabaglyar Formation is a geologic formation in Armenia and Azerbaijan. It preserves fossils dated to the Changhsingian age of the Permian period and the Induan age of the Triassic period, straddling the Permian-Triassic boundary.
References
- ↑ Julfa Formation at Fossilworks.org
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