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Akavassky, Russia

Formation	Akavassky
Age:	323 - 315 Ma Carboniferous
Interval	Bashkirian
Lithology	limestone
Number of Collections	7
Number of Occurrences	82

Recorded Sample Locations

Location	Region	Stratigraphic Name
Chusovaya River	Shalinsky District, Sverdlovsk Oblast, Russia	Akavassky
Askyn River	Bashkortostan, Russia	Akavassky
Cosatchi-Datchi	Miass, Chelyabinsk Oblast, Russia	Akavassky

Associated Units

Stratigraphic Name	Age	Lithology	Occurrence Records
Asatausky	323 - 315 Ma Carboniferous	limestone	9
Askynbashsky	323 - 315 Ma Carboniferous	limestone	35
Siuransky	323 - 315 Ma Carboniferous	limestone	149
Syuransky	323 - 315 Ma Carboniferous	limestone	2
Tashastinsky	323 - 315 Ma Carboniferous	limestone	42
Ustsarbaisky	323 - 315 Ma Carboniferous	limestone	12

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Cardium ouralicum species	7	Animalia : Mollusca : Bivalvia : Cardiida : Cardiidae : Cardium : *Cardium ouralicum*	323.2 - 315.2 Ma Carboniferous
Bellerophon hiulcus species	7	Animalia : Mollusca : Gastropoda : Bellerophontidae : Bellerophon : *Bellerophon hiulcus*	323.2 - 315.2 Ma Carboniferous
Globodoma ouralica species	7	Animalia : Mollusca : Gastropoda : Murchisoniina : Gosseletinidae : Globodoma : *Globodoma ouralica*	323.2 - 315.2 Ma Carboniferous
Marmolatella sigaretiformis species	7	Animalia : Mollusca : Gastropoda : Neritoina : Delphinulopsidae : Marmolatella : *Marmolatella sigaretiformis*	323.2 - 315.2 Ma Carboniferous
Turbo biserialis species	7	Animalia : Mollusca : Gastropoda : Cycloneritida : Neritopsidae : Turbonitella : *Turbo biserialis*	323.2 - 315.2 Ma Carboniferous
Asteroarchaediscus sp. genus	6	Chromista : Foraminifera : Globothalamea : Textulariida : Archaediscidae : *Asteroarchaediscus*	323.2 - 315.2 Ma Carboniferous
Neoarchaediscus sp. genus	6	Chromista : Foraminifera : Globothalamea : Textulariida : Archaediscidae : *Neoarchaediscus*	323.2 - 315.2 Ma Carboniferous
Biseriella parva species	7	Chromista : Foraminifera : Globivalvulinidae : Biseriella : *Biseriella parva*	323.2 - 315.2 Ma Carboniferous
Globivalvulina bulloides species	7	Chromista : Foraminifera : Globivalvulinidae : Globivalvulina : *Globivalvulina bulloides*	323.2 - 315.2 Ma Carboniferous
Earlandia sp. genus	6	Chromista : Foraminifera : Tubothalamea : Earlandiidae : *Earlandia*	323.2 - 315.2 Ma Carboniferous
Endothyra sp. genus	6	Chromista : Foraminifera : Tubothalamea : Endothyridae : *Endothyra*	323.2 - 315.2 Ma Carboniferous
Eostaffella sp. genus	6	Chromista : Foraminifera : Tubothalamea : Eostaffellidae : *Eostaffella*	323.2 - 315.2 Ma Carboniferous
Eostaffella pinguis species	7	Foraminifera : Eostaffellidae : Eostaffella : *Eostaffella pinguis*	323.2 - 315.2 Ma Carboniferous
Eostaffella postmosquensis species	7	Chromista : Foraminifera : Tubothalamea : Eostaffellidae : Eostaffella : *Eostaffella postmosquensis*	323.2 - 315.2 Ma Carboniferous
Eostaffellidae family	5	Chromista : Foraminifera : Tubothalamea : Eostaffellidae	323.2 - 315.2 Ma Carboniferous
Mediocris (Plectomediocris) venustus species	7	Foraminifera : Eostaffellidae : Mediocris : *Mediocris (Plectomediocris) venustus*	323.2 - 315.2 Ma Carboniferous
Mediocris breviscula species	7	Chromista : Foraminifera : Tubothalamea : Loeblichiidae : Mediocris : *Mediocris breviscula*	323.2 - 315.2 Ma Carboniferous
Millerella sp. genus	6	Chromista : Foraminifera : Tubothalamea : Ozawainellidae : *Millerella*	323.2 - 315.2 Ma Carboniferous
Millerella marblensis species	7	Chromista : Foraminifera : Tubothalamea : Ozawainellidae : Millerella : *Millerella marblensis*	323.2 - 315.2 Ma Carboniferous
Plectostaffella jakhensis species	7	Chromista : Foraminifera : Tubothalamea : Eostaffellidae : Plectostaffella : *Plectostaffella jakhensis*	323.2 - 315.2 Ma Carboniferous
Palaeonubecularia sp. genus	6	Chromista : Foraminifera : Tubothalamea : Miliolida : Cornuspiridae : *Palaeonubecularia*	323.2 - 315.2 Ma Carboniferous
Climacammina sp. genus	6	Chromista : Foraminifera : Globothalamea : Textulariida : Palaeotextulariidae : *Climacammina*	323.2 - 315.2 Ma Carboniferous
Pseudoglomospira sp. genus	6	Chromista : Foraminifera : Tubothalamea : Pseudoammodiscidae : *Pseudoglomospira*	323.2 - 315.2 Ma Carboniferous
Pseudostaffella sp. genus	6	Chromista : Foraminifera : Pseudostaffellidae : *Pseudostaffella*	323.2 - 315.2 Ma Carboniferous
Pseudostaffella (Semistaffella) variabilis species	7	Foraminifera : Pseudostaffellidae : Pseudostaffella : *Pseudostaffella (Semistaffella) variabilis*	323.2 - 315.2 Ma Carboniferous
Pseudostaffella antiqua species	7	Chromista : Foraminifera : Pseudostaffellidae : Pseudostaffella : *Pseudostaffella antiqua*	323.2 - 315.2 Ma Carboniferous
Pseudoendothyra sp. genus	6	Chromista : Foraminifera : Tubothalamea : Pseudoendothyridae : *Pseudoendothyra*	323.2 - 315.2 Ma Carboniferous
Endotaxis brazhnikovae species	7	Foraminifera : Tetrataxidae : Endotaxis : *Endotaxis brazhnikovae*	323.2 - 315.2 Ma Carboniferous
Tetrataxis sp. genus	6	Foraminifera : Tetrataxidae : *Tetrataxis*	323.2 - 315.2 Ma Carboniferous

References

Murchison R.I., de Verneuil E., et al Géologie de la Russie d'Europe et des Montagne de l'Oural. Paléontologie, Géologie de la Russie d'Europe et des Montagne de l'Oural. Paléontologie 2 3, 1-512

Groves J. R. (1988) Calcareous foraminifers from the Bashkirian Stratotype (Middle Carboniferous, South Urals)and their significance for intercontinental correlations and the evolution of the Fusulinidae, Journal of Paleontology 62, 368-399

Ivanova R. M. (2000) New taxa of foraminifera from the Bashkirian of the Urals, Paleontological Journal 34, 147-154

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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