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The Moskvoretskaya Formation is a
Middle Jurassic The Middle Jurassic is the second epoch of the Jurassic Period. It lasted from about 174.1 to 163.5 million years ago. Fossils of land-dwelling animals, such as dinosaurs, from the Middle Jurassic are relatively rare, but geological formations ...
(
Bathonian In the geologic timescale the Bathonian is an age and stage of the Middle Jurassic. It lasted from approximately 168.3 Ma to around 166.1 Ma (million years ago). The Bathonian Age succeeds the Bajocian Age and precedes the Callovian Age. St ...
stage) geologic
formation Formation may refer to: Linguistics * Back-formation, the process of creating a new lexeme by removing or affixes * Word formation, the creation of a new word by adding affixes Mathematics and science * Cave formation or speleothem, a secondary ...
in the European part of
Russia Russia (, , ), or the Russian Federation, is a transcontinental country spanning Eastern Europe and Northern Asia. It is the largest country in the world, with its internationally recognised territory covering , and encompassing one-eigh ...
. It consists of continental claystones, siltstones and sandstones deposited in karstified segments of underlying Middle Carboniferous limestone, that would have formed underground
aquifer An aquifer is an underground layer of water-bearing, permeable rock, rock fractures, or unconsolidated materials ( gravel, sand, or silt). Groundwater from aquifers can be extracted using a water well. Aquifers vary greatly in their characteri ...
s. The formation is divided up into two members, the lower consists of dark clays to silts and is highly
fossiliferous A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved in ...
, while the upper member is sandy and lean in fossil content.Pashschenko et al., 2018 The remains of indeterminate tetanuran dinosaurs are known from the formation. As are fossil flora, fish and abundant remains of the turtle '' Heckerochelys romani'',Sukhanov, 2006 and various other fossils.Moskvoretskaya Formation
at
Fossilworks Fossilworks is a portal which provides query, download, and analysis tools to facilitate access to the Paleobiology Database, a large relational database assembled by hundreds of paleontologists from around the world. History Fossilworks was cre ...
.org


Fossil content


Amphibians


Reptiles


Turtles


Crocodyliforms


Lepidosauromorpha


Dinosaurs


Therapsids


Fish

* ''
Ceratodus segnis ''Ceratodus'' (from el, κέρας , 'horn' and el, ὀδούς 'tooth') was a wide-ranging genus of extinct lungfish. Fossil evidence dates back to the Early Triassic. A wide range of fossil species from different time periods have been found ...
'' * '' Ischyodus cf. egertoni'' * '' Hybodus sp.'' * '' Lepidotes sp.'' * '' Ptycholepis sp.'' * Dapediidae indet.


Flora

* '' Cedrus sp.'' * '' Picea sp.'' * '' Pinus sp.'' * Bennettitales indet. * Cyatheaceae indet. * Cycadales indet. * Gingkoales indet. * Gleicheniaceae indet. * Peltaspermales indet.


Other

* '' Scyadopitys verticillata'' * '' cf. Gobiops sp.'' * Caudata indet.


See also

*
List of dinosaur-bearing rock formations This list of dinosaur-bearing rock formations is a list of geologic formations in which dinosaur fossils have been documented. Containing body fossils * List of stratigraphic units with dinosaur body fossils ** List of stratigraphic units with f ...
**
List of stratigraphic units with indeterminate dinosaur fossils This list of stratigraphic units with indeterminate dinosaur fossils includes stratigraphic units of formation rank or higher that have produced dinosaur body fossils, although none of these remains have been referred to a specific genus in the sci ...
*
List of fossiliferous stratigraphic units in Russia References * {{DEFAULTSORT:Fossiliferous stratigraphic units in Russia . . Russia Russia Russia geology-related lists ...
*
Mitchell Plain The Mitchell Plain is a karst area in Indiana of relatively low relief. The extensive underlying cave system developed in Mississippian age limestone bedrock. Surface drainage is rare due to most streams in the area disappearing into caves or join ...
, karst field in
Mississippian Mississippian may refer to: * Mississippian (geology), a subperiod of the Carboniferous period in the geologic timescale, roughly 360 to 325 million years ago *Mississippian culture, a culture of Native American mound-builders from 900 to 1500 AD ...
limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms wh ...
in Indiana, United States *
Bemaraha Formation The Bemaraha Formation is a Middle Jurassic (early Bajocian to early Bathonian) geological formation of the Morondava Basin of Madagascar. The lime mudstones, grainstones and limestones of the formation were deposited in lagoonal and ree ...
, Bathonian dinosaur-bearing formation of Madagascar *
Itat Formation The Itat Formation ( Russian: итатская свита) is a geologic formation in western Siberia. It was deposited in the Bajocian to Bathonian ages of the Middle Jurassic. Dinosaur remains are among the fossils that have been recovered from ...
, Middle Jurassic fossiliferous formation of Western Siberia


References


Bibliography

* * * *


Further reading

* {{ISBN, 0-520-24209-2 Geologic formations of Russia Jurassic System of Europe Middle Jurassic Europe Jurassic Russia Bathonian Stage Sandstone formations Shale formations Siltstone formations Lacustrine deposits Karst fields Paleontology in Russia Formations