Anzaldo Formation
The Anzaldo Formation is a Katian geologic formation of central Bolivia. The formation belongs to the Cochabamba Group, overlies the Capinota Formation and is overlain by the San Benito Formation.[1]
| Anzaldo Formation | |
|---|---|
| Stratigraphic range: Katian ~ | |
| Type | Geological formation |
| Unit of | Cochabamba Group |
| Underlies | San Benito Formation |
| Overlies | Capinota Formation |
| Lithology | |
| Primary | Sandstone |
| Location | |
| Coordinates | 17.8°S 65.8°W |
| Approximate paleocoordinates | 45.1°S 127.5°W |
| Region | Cochabamba Department |
| Country | .svg.png.webp){kind=small} Bolivia |
| Extent | Cordillera Oriental |
  Anzaldo Formation (Bolivia) | |
Fossil content
The formation has provided the following fossils:
Trilobites
- Leiostegina inexpectans[5]
Bivalves
Gastropods
- Gyrospira tourteloti[5]
See also
References
- Anzaldo Formation at Fossilworks.org
- Emig & Herrera, 2006
- Gagnier et al., 1996
- Pradel et al., 2007
- Branisa, 1965
Bibliography
- Pradel, A.; I. J. Sansom; P.-Y. Gagnier; R. Cespedes, and P. Janvier. 2007. The tail of the Ordovician fish Scabambaspis. Biology Letters 3. 72–75. .
- Emig, C. C., and Z. Herrera. 2006. Dignomia munsterii (Brachiopoda, Lingulata) from the Ordovician of Bolivia, with redescription of the genus. Geodiversitas 28. 227–237. .
- Gagnier, P. Y.; A. Blieck; C. C. Emig; T. Sempere; D. Vachard, and M. Vanguestaine. 1996. New paleontological and geological data on the Ordovician and Silurian of Bolivia. Journal of South American Earth Sciences 9. 329–347. .
- Branisa, L. 1965. Los fósiles guias de Bolivia: I. Paleozoico. Boletín de Servicio Geologico de Bolivia La Paz, Bolivia 6. 1–282. .
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