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Tucumilla Formation

Coordinates: 21°00′S 65°00′W / 21.0°S 65.0°W / -21.0; -65.0
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Tucumilla Formation
Stratigraphic range: Tremadocian
~488–479 Ma
TypeGeological formation
Lithology
PrimarySandstone
OtherShale, siltstone
Location
Coordinates21°00′S 65°00′W / 21.0°S 65.0°W / -21.0; -65.0
Approximate paleocoordinates47°12′S 127°42′W / 47.2°S 127.7°W / -47.2; -127.7
RegionTarija Department
Country Bolivia
Tucumilla Formation is located in Bolivia
Tucumilla Formation
Tucumilla Formation
Tucumilla Formation
Tucumilla Formation
Tucumilla Formation
Tucumilla Formation (Bolivia)

The Tucumilla Formation is a Tremadocian geologic formation of southern Bolivia. The sandstones, shales and siltstones crop out in the José María Avilés and Eustaquio Méndez Provinces.[1][2][3]

Fossil content

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The formation has provided the following fossils:

See also

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References

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Further reading

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  • V. Havlicek and L. Branisa. 1980. Ordovician brachiopods of Bolivia: Succession of assemblages, climate control, affinity to Anglo-French and Bohemian provinces. Rozpravy Ceskoslovenske Akademie Ved. Rada Matematickych a Prirodnich Ved. Academia Praha, Prague, Czechoslovakia 90(1):1-54
  • A. Pribyl and J. Vanek. 1980. Ordovician trilobites of Bolivia. Rozpravy Ceskoslovenske Akademie Ved. Rada Matematickych a Prirodnich Ved. Academia Praha, Prague, Czechoslovakia 90(2):1-90