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Chachao Coquina, Malargüe Department, Mendoza Province, Argentina

Lat/Long (Decimal)-35.8333,-69.9167
Co-ordinates Derivationstated in text
Given LocationMendoza, Argentina
Mindat.org Region (for given coordinates)Malargüe Department, Mendoza Province, Argentina

Collections

CollectionReferenceStratigraphic NameCommentsLithologyAge
Chachao Coquina - Taphofacies 1bPalma R. M., Lanes S. G. (2001)Mendoza - Chachao"Valanginian limestones of Chachao Formation are included in the Mendoza Mesosequence.
two informal members in the Chachao Formation, the lower one with Lissonia riveroi (Lower Valanginian) and the upper one containing Olcostephanus curacoensis."
packstone140.2 - 136.4 Ma
Early/Lower Cretaceous
Chachao Coquina - Taphofacies 2Palma R. M., Lanes S. G. (2001)Mendoza - Chachao"Valanginian limestones of Chachao Formation are included in the Mendoza Mesosequence.
two informal members in the Chachao Formation, the lower one with Lissonia riveroi (Lower Valanginian) and the upper one containing Olcostephanus curacoensis."
wackestone140.2 - 136.4 Ma
Early/Lower Cretaceous
Chachao Coquina - Taphophacies 3Palma R. M., Lanes S. G. (2001)Mendoza - Chachao"Valanginian limestones of Chachao Formation are included in the Mendoza Mesosequence.
two informal members in the Chachao Formation, the lower one with Lissonia riveroi (Lower Valanginian) and the upper one containing Olcostephanus curacoensis."
wackestone140.2 - 136.4 Ma
Early/Lower Cretaceous
Chachao Coquina, Taphofacies 1aPalma R. M., Lanes S. G. (2001)Mendoza - Chachao"Valanginian limestones of Chachao Formation are included in the Mendoza Mesosequence.
two informal members in the Chachao Formation, the lower one with Lissonia riveroi (Lower Valanginian) and the upper one containing Olcostephanus curacoensis."
packstone140.2 - 136.4 Ma
Early/Lower Cretaceous

Recorded Fossils

Accepted NameHierarchyAge
Thalassinoides sp.
genus
Thalassinoides140.2 - 136.4 Ma
Early/Lower Cretaceous
Parsimonia sp.
genus
Animalia : Annelida : Polychaeta : Sabellida : Serpulidae : Parsimonia140.2 - 136.4 Ma
Early/Lower Cretaceous
Sarcinella sp.
genus
Animalia : Annelida : Polychaeta : Sabellida : Serpulidae : Sarcinella140.2 - 136.4 Ma
Early/Lower Cretaceous
Cucullaea sp.
genus
Animalia : Mollusca : Bivalvia : Arcida : Cucullaeidae : Cucullaea140.2 - 136.4 Ma
Early/Lower Cretaceous
Myoconcha sp.
genus
Animalia : Mollusca : Bivalvia : Venerida : Kalenteridae : Myoconcha140.2 - 136.4 Ma
Early/Lower Cretaceous
Eriphyla sp.
genus
Animalia : Mollusca : Bivalvia : Carditida : Astartidae : Eriphyla140.2 - 136.4 Ma
Early/Lower Cretaceous
Ptychomya sp.
genus
Animalia : Mollusca : Bivalvia : Carditida : Astartidae : Ptychomya140.2 - 136.4 Ma
Early/Lower Cretaceous
Amphidonte (Ceratostreon) sp.
subgenus
Animalia : Mollusca : Bivalvia : Ostreida : Gryphaeidae : Amphidonte : Amphidonte (Ceratostreon)140.2 - 136.4 Ma
Early/Lower Cretaceous
Exogyra (Aetostreon) sp.
subgenus
Animalia : Mollusca : Bivalvia : Ostreida : Gryphaeidae : Exogyra : Exogyra (Aetostreon)140.2 - 136.4 Ma
Early/Lower Cretaceous
Pinna sp.
genus
Animalia : Mollusca : Bivalvia : Ostreida : Pinnidae : Pinna140.2 - 136.4 Ma
Early/Lower Cretaceous
Pecten sp.
genus
Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Pecten140.2 - 136.4 Ma
Early/Lower Cretaceous
Trigonia sp.
genus
Animalia : Mollusca : Bivalvia : Trigoniida : Trigoniidae : Trigonia140.2 - 136.4 Ma
Early/Lower Cretaceous
Olcostephanus sp.
genus
Animalia : Mollusca : Cephalopoda : Ammonoidea : Olcostephanidae : Olcostephanus140.2 - 136.4 Ma
Early/Lower Cretaceous

References

Palma R. M., Lanes S. G. (2001) Shell Bed Stacking Patterns in the Chachao Formation (Early Valanginian) in Malargue Area, Mendoza Province, Neuquen Basin, Argintina, Carbonates and Evaporites 16 2, 168-180
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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