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B4-Portezuelo Ancho Pass, Malargüe Department, Mendoza Province, Argentina

Mindat.org Locality Page	Malargüe Department, Mendoza Province, Argentina
Lat/Long (Decimal)	-35.1,-70.1167
Co-ordinates Derivation	based on political unit
Given Location	Mendoza, Argentina
Mindat.org Region (for given coordinates)	Malargüe Department, Mendoza Province, Argentina

Collections

Collection	Reference	Stratigraphic Name	Comments	Lithology	Age
Portezuelo Ancho (unknown croc locality)	Gasparini Z., Fernandez M. (2005)		"Upper Lias" but no formation name given	not reported	180.1 - 175.6 Ma Early Jurassic
B4-Portezuelo Ancho Pass, Bed 1286	Damborenea S. E. (1987)	Puchenque	within the Fanninoceras ammonite Zone	mudstone	189.6 - 183 Ma Early Jurassic
B4-Portezuelo Ancho Pass, Mendoza	Damborenea S. E. (2002)	Puchenque	Puchenque?	"siliciclastic"	189.6 - 183 Ma Early Jurassic
Portezuelo Ancho, Bed 1287	Ferrari S. M., Kaim A., et al (2014)	Piedra Pintada	within the Fanninoceras ammonite Zone	mudstone	189.6 - 183 Ma Early Jurassic
B4-Portezuelo Ancho Pass, Bed 1282, Mendoza	Damborenea S. E. (1987)	Puchenque	within the Fanninoceras ammonite Zone	sandstone	190.8 - 182.7 Ma Early Jurassic
B4-Portezuelo Ancho Pass, Bed 1283, Mendoza	Damborenea S. E. (1987)	Puchenque	within Fanninoceras ammonite Zone	sandstone	190.8 - 182.7 Ma Early Jurassic
B4-Portezuelo Ancho Pass, Bed 1284, Mendoza	Damborenea S. E. (1987)	Puchenque	within Fanninoceras ammonite Zone	"shale"	190.8 - 182.7 Ma Early Jurassic
B4-Portezuelo Ancho Pass, Bed 1285, Mendoza	Damborenea S. E. (1987)	Puchenque	within the Fanninoceras ammonite Zone	sandstone	190.8 - 182.7 Ma Early Jurassic

Recorded Fossils

Accepted Name	Hierarchy	Age
Brachiopoda phylum	Animalia : Brachiopoda	190.8 - 182.7 Ma Early Jurassic
Thalattosuchia genus	Animalia : Chordata : Reptilia : *Thalattosuchia*	180.1 - 175.6 Ma Early Jurassic
Anthozoa class	Animalia : Cnidaria : Anthozoa	190.8 - 182.7 Ma Early Jurassic
Montlivaltia sp. genus	Animalia : Cnidaria : Anthozoa : Scleractinia : Montlivaltiidae : *Montlivaltia*	190.8 - 182.7 Ma Early Jurassic
Bivalvia class	Animalia : Mollusca : Bivalvia	190.8 - 182.7 Ma Early Jurassic
Cucullaea sp. genus	Animalia : Mollusca : Bivalvia : Arcida : Cucullaeidae : *Cucullaea*	190.8 - 182.7 Ma Early Jurassic
Parallelodon sp. genus	Animalia : Mollusca : Bivalvia : Arcida : Parallelodontidae : *Parallelodon*	190.8 - 182.7 Ma Early Jurassic
Modiolus sp. genus	Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : *Modiolus*	190.8 - 182.7 Ma Early Jurassic
Isognomon sp. genus	Animalia : Mollusca : Bivalvia : Ostreida : Pteriidae : *Isognomon*	190.8 - 182.7 Ma Early Jurassic
Pinna folium species	Animalia : Mollusca : Bivalvia : Ostreida : Pinnidae : Pinna : *Pinna folium*	190.8 - 182.7 Ma Early Jurassic
Pulvinites sp. genus	Animalia : Mollusca : Bivalvia : Ostreida : Pulvinitidae : *Pulvinites*	190.8 - 182.7 Ma Early Jurassic
Entolium lunare species	Animalia : Mollusca : Bivalvia : Pectinida : Entolium : *Entolium lunare*	189.6 - 183 Ma Early Jurassic
Kolymonectes weaveri species	Animalia : Mollusca : Bivalvia : Pectinida : Entolioididae : Kolymonectes : *Kolymonectes weaveri*	189.6 - 183 Ma Early Jurassic
Ctenostreon sp. genus	Animalia : Mollusca : Bivalvia : Limida : Limidae : *Ctenostreon*	189.6 - 183 Ma Early Jurassic
Plagiostoma sp. genus	Animalia : Mollusca : Bivalvia : Limida : Limidae : *Plagiostoma*	189.6 - 183 Ma Early Jurassic
Weyla (Lywea) unca species	Animalia : Mollusca : Bivalvia : Pectinida : Neitheidae : Weyla : *Weyla (Lywea) unca*	190.8 - 182.7 Ma Early Jurassic
Weyla bodenbenderi species	Animalia : Mollusca : Bivalvia : Pectinida : Neitheidae : Weyla : *Weyla bodenbenderi*	190.8 - 182.7 Ma Early Jurassic
Chlamys textoria species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Chlamys : *Chlamys textoria*	189.6 - 183 Ma Early Jurassic
Eopecten hartzi species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Eopecten : *Eopecten hartzi*	190.8 - 182.7 Ma Early Jurassic
Myophorella sp. genus	Animalia : Mollusca : Bivalvia : Trigoniida : Myophorellidae : *Myophorella*	190.8 - 182.7 Ma Early Jurassic
Fanninoceras sp. genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Eoderoceratidae : *Fanninoceras*	190.8 - 182.7 Ma Early Jurassic
Gastropoda class	Animalia : Mollusca : Gastropoda	189.6 - 183 Ma Early Jurassic
Ambercyclus isabelensis species	Animalia : Mollusca : Gastropoda : Seguenziida : Eucycloscalidae : Ambercyclus : *Ambercyclus isabelensis*	189.6 - 183 Ma Early Jurassic

References

Damborenea S. E. (1987) Early Jurassic Bivalvia of Argentina: Part 1, Stratigraphical introduction and superfamilies Nuculanacea, Arcacea, Mytilacea and Pinnacea, Palaeontographica A199 1-3, 23-111

Damborenea S. E. (2002) Early Jurassic bivalves of Argentina: Part 3, Superfamilies Monotoidea, Pectinoidea, Plicatuloidea and Dimyoidea, Palaeontographica Abteilung A 265 1-4, 1-119

Gasparini Z., Fernandez M. (2005) Jurassic marine reptiles of the Neuquen Basin: records, faunas, and their palaeobiogeographic significance, The Neuquen Basin, Argentina: A Case Study in Sequence Stratigraphy and Basin Dynamics; Geological Society, London, Special Publications 252, 279-294

Ferrari S. M., Kaim A., et al (2014) The genera Calliotropis Seguenza and Ambercyclus n. gen. (Vetigastropoda, Eucyclidae) from the Early Jurassic of Argentina, Journal of Paleontology 88, 1174-1188

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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