The Tinu Formation is a geologic formation in Mexico. It preserves fossils dating back to the Ordovician period. The formation is the only fossiliferous lower Palaeozoic unit in northwest Mexico.[1]

Tinu Formation
Stratigraphic range: Ordovician
TypeFormation
Location
CountryMexico

See also

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References

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  1. ^ Landing, Ed; Westrop, Stephen R.; Keppie, John D. (November 2007). "Terminal Cambrian and lowest Ordovician succession of Mexican West Gondwana: biotas and sequence stratigraphy of the Tiñu Formation". Geological Magazine. 144 (6): 909–936. doi:10.1017/S0016756807003585. ISSN 1469-5081.
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