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El Cholo, Argentina

FormationEl Cholo
Age:183 - 174 Ma
Jurassic
IntervalPliensbachian
Lithologysandstone, sandstone/"limestone", sandstone/"shale", siltstone/sandstone
Number of Collections30
Number of Occurrences131

Recorded Sample Locations

LocationRegionStratigraphic Name
A2-Arroyo La LagunaCalingasta Department, San Juan Province, ArgentinaEl Cholo
B1-Puesto ArayaSan Rafael Department, Mendoza Province, ArgentinaEl Cholo
Alumbre CreekSan Rafael Department, Mendoza Province, ArgentinaEl Cholo

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Arroyo Malo201 - 199 Ma
Early Jurassic		siltstone, mudstone, sandstone67
El Freno199 - 183 Ma
Early Jurassic		conglomerate/sandstone5
Puesto Araya197 - 174 Ma
Jurassic		limestone, sandstone/"shale"24

Recorded Fossils

Accepted NameHierarchyAge
Brachiopoda
phylum		2Animalia : Brachiopoda190.8 - 182.7 Ma
Early Jurassic
Furcirhynchia trechmanni
species		7Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Rhynchonellidae : Furcirhynchia : Furcirhynchia trechmanni201.3 - 199.3 Ma
Early Jurassic
Spiriferina sp.
genus		6Animalia : Brachiopoda : Rhynchonellata : Spiriferinida : Spiriferinidae : Spiriferina190.8 - 182.7 Ma
Early Jurassic
Anthozoa
class		3Animalia : Cnidaria : Anthozoa190.8 - 182.7 Ma
Early Jurassic
Isastrea sp.
genus		6Animalia : Cnidaria : Anthozoa : Scleractinia : Montlivaltiidae : Isastrea190.8 - 182.7 Ma
Early Jurassic
Montlivaltia sp.
genus		6Animalia : Cnidaria : Anthozoa : Scleractinia : Montlivaltiidae : Montlivaltia190.8 - 182.7 Ma
Early Jurassic
Thecosmilia sp.
genus		6Animalia : Cnidaria : Anthozoa : Scleractinia : Montlivaltiidae : Thecosmilia190.8 - 182.7 Ma
Early Jurassic
Bivalvia
class		3Animalia : Mollusca : Bivalvia190.8 - 182.7 Ma
Early Jurassic
Cucullaea sp.
genus		6Animalia : Mollusca : Bivalvia : Arcida : Cucullaeidae : Cucullaea190.8 - 182.7 Ma
Early Jurassic
Grammatodon sp.
genus		6Animalia : Mollusca : Bivalvia : Arcida : Parallelodontidae : Grammatodon182.7 - 174.1 Ma
Jurassic
Parallelodon sp.
genus		6Animalia : Mollusca : Bivalvia : Arcida : Parallelodontidae : Parallelodon190.8 - 182.7 Ma
Early Jurassic
Inoperna sp.
genus		6Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : Inoperna190.8 - 182.7 Ma
Early Jurassic
Lycettia sp.
genus		6Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : Lycettia182.7 - 174.1 Ma
Jurassic
Modiolus sp.
genus		6Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : Modiolus190.8 - 182.7 Ma
Early Jurassic
Nuculana (Praesaccella) ovum
species		7Animalia : Mollusca : Bivalvia : Nuculanida : Nuculanidae : Nuculana : Nuculana (Praesaccella) ovum190.8 - 182.7 Ma
Early Jurassic
Gervillaria pallas
species		7Animalia : Mollusca : Bivalvia : Ostreida : Bakevelliidae : Gervillaria : Gervillaria pallas190.8 - 182.7 Ma
Early Jurassic
Gervillella sp.
genus		6Animalia : Mollusca : Bivalvia : Ostreida : Bakevelliidae : Gervillella190.8 - 182.7 Ma
Early Jurassic
Gervillia (Cultriopsis) sp.
subgenus		6.3Animalia : Mollusca : Bivalvia : Ostreida : Bakevelliidae : Gervillia : Gervillia (Cultriopsis)182.7 - 174.1 Ma
Jurassic
Gryphaea sp.
genus		6Animalia : Mollusca : Bivalvia : Ostreida : Gryphaeidae : Gryphaea201.3 - 199.3 Ma
Early Jurassic
Isognomon sp.
genus		6Animalia : Mollusca : Bivalvia : Ostreida : Pteriidae : Isognomon190.8 - 182.7 Ma
Early Jurassic
Pinna sp.
genus		6Animalia : Mollusca : Bivalvia : Ostreida : Pinnidae : Pinna201.3 - 199.3 Ma
Early Jurassic
Pinna folium
species		7Animalia : Mollusca : Bivalvia : Ostreida : Pinnidae : Pinna : Pinna folium182.7 - 174.1 Ma
Jurassic
Trichites sp.
genus		6Animalia : Mollusca : Bivalvia : Ostreida : Pinnidae : Trichites190.8 - 182.7 Ma
Early Jurassic
Posidonotis sp.
genus		6Animalia : Mollusca : Bivalvia : Ostreida : Posidoniidae : Posidonotis190.8 - 182.7 Ma
Early Jurassic
Placunopsis striatula
species		7Animalia : Mollusca : Bivalvia : Pectinida : Anomiidae : Placunopsis : Placunopsis striatula190.8 - 182.7 Ma
Early Jurassic
Entolium lunare
species		7Animalia : Mollusca : Bivalvia : Pectinida : Entolium : Entolium lunare190.8 - 182.7 Ma
Early Jurassic
Kolymonectes weaveri
species		7Animalia : Mollusca : Bivalvia : Pectinida : Entolioididae : Kolymonectes : Kolymonectes weaveri190.8 - 182.7 Ma
Early Jurassic
Asoella asapha
species		7Animalia : Mollusca : Bivalvia : Pectinida : Hunanopectinidae : Asoella : Asoella asapha190.8 - 182.7 Ma
Early Jurassic
Ctenostreon sp.
genus		6Animalia : Mollusca : Bivalvia : Limida : Limidae : Ctenostreon190.8 - 182.7 Ma
Early Jurassic
Plagiostoma sp.
genus		6Animalia : Mollusca : Bivalvia : Limida : Limidae : Plagiostoma201.3 - 199.3 Ma
Early Jurassic
Otapiria sp.
genus		6Animalia : Mollusca : Bivalvia : Ostreida : Pteriidae : Otapiria190.8 - 182.7 Ma
Early Jurassic
Otapiria neuquensis
species		7Animalia : Mollusca : Bivalvia : Ostreida : Pteriidae : Otapiria : Otapiria neuquensis190.8 - 182.7 Ma
Early Jurassic
Weyla sp.
genus		6Animalia : Mollusca : Bivalvia : Pectinida : Neitheidae : Weyla190.8 - 182.7 Ma
Early Jurassic
Weyla alata
species		7Animalia : Mollusca : Bivalvia : Pectinida : Neitheidae : Weyla : Weyla alata190.8 - 182.7 Ma
Early Jurassic
Weyla bodenbenderi
species		7Animalia : Mollusca : Bivalvia : Pectinida : Neitheidae : Weyla : Weyla bodenbenderi190.8 - 182.7 Ma
Early Jurassic
Oxytoma (Palmoxytoma) cygnipes
species		7Animalia : Mollusca : Bivalvia : Pectinida : Oxytomidae : Oxytoma : Oxytoma (Palmoxytoma) cygnipes201.3 - 199.3 Ma
Early Jurassic
Oxytoma inequivalvis
species		7Animalia : Mollusca : Bivalvia : Pectinida : Oxytomidae : Oxytoma : Oxytoma inequivalvis190.8 - 182.7 Ma
Early Jurassic
Camptonectes subulatus
species		7Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Camptonectes : Camptonectes subulatus201.3 - 199.3 Ma
Early Jurassic
Eopecten velatus
species		7Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Eopecten : Eopecten velatus201.3 - 199.3 Ma
Early Jurassic
Praechlamys valoniensis
species		7Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Praechlamys : Praechlamys valoniensis201.3 - 199.3 Ma
Early Jurassic
Pseudopecten equivalvis
species		7Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Pseudopecten : Pseudopecten equivalvis190.8 - 182.7 Ma
Early Jurassic
Harpax rapa
species		7Animalia : Mollusca : Bivalvia : Pectinida : Plicatulidae : Harpax : Harpax rapa190.8 - 182.7 Ma
Early Jurassic
Parvamussium pumilum
species		7Animalia : Mollusca : Bivalvia : Pectinida : Propeamussiidae : Parvamussium : Parvamussium pumilum182.7 - 174.1 Ma
Jurassic
Pleuromya sp.
genus		6Animalia : Mollusca : Bivalvia : Myida : Pleuromyidae : Pleuromya201.3 - 199.3 Ma
Early Jurassic
Pholadomya sp.
genus		6Animalia : Mollusca : Bivalvia : Pholadomyidae : Pholadomya190.8 - 182.7 Ma
Early Jurassic
Frenguelliella sp.
genus		6Animalia : Mollusca : Bivalvia : Trigoniida : Trigoniidae : Frenguelliella190.8 - 182.7 Ma
Early Jurassic
Myophorella sp.
genus		6Animalia : Mollusca : Bivalvia : Trigoniida : Myophorellidae : Myophorella190.8 - 182.7 Ma
Early Jurassic
Myophorella (Myophorella) araucana
species		7Animalia : Mollusca : Bivalvia : Trigoniida : Myophorellidae : Myophorella : Myophorella (Myophorella) araucana190.8 - 182.7 Ma
Early Jurassic
Vaugonia sp.
genus		6Animalia : Mollusca : Bivalvia : Trigoniida : Myophorellidae : Vaugonia182.7 - 174.1 Ma
Jurassic
Dactylioceratidae
family		5Animalia : Mollusca : Cephalopoda : Ammonoidea : Dactylioceratidae182.7 - 174.1 Ma
Jurassic
Nodicoeloceras sp.
genus		6Animalia : Mollusca : Cephalopoda : Ammonitida : Dactylioceratidae : Nodicoeloceras182.7 - 174.1 Ma
Jurassic
Eoamaltheus sp.
genus		6Animalia : Mollusca : Cephalopoda : Ammonoidea : Eoderoceratidae : Eoamaltheus190.8 - 182.7 Ma
Early Jurassic
Fanninoceras (Fanninoceras) fannini
species		7Animalia : Mollusca : Cephalopoda : Ammonitida : Eoderoceratidae : Fanninoceras : Fanninoceras (Fanninoceras) fannini190.8 - 182.7 Ma
Early Jurassic
Harpoceras sp.
genus		6Animalia : Mollusca : Cephalopoda : Ammonitida : Hildoceratidae : Harpoceras182.7 - 174.1 Ma
Jurassic
Harpoceratinae
subfamily		5.3Animalia : Mollusca : Cephalopoda : Ammonitida : Hildoceratidae : Harpoceratinae182.7 - 174.1 Ma
Jurassic
Protogrammoceras sp.
genus		6Animalia : Mollusca : Cephalopoda : Ammonoidea : Hildoceratidae : Protogrammoceras190.8 - 182.7 Ma
Early Jurassic
Tropidoceras sp.
genus		6Animalia : Mollusca : Cephalopoda : Ammonoidea : Polymorphitidae : Tropidoceras190.8 - 182.7 Ma
Early Jurassic
Ammonoidea
order		4Animalia : Mollusca : Cephalopoda : Ammonoidea190.8 - 182.7 Ma
Early Jurassic
Gastropoda
class		3Animalia : Mollusca : Gastropoda190.8 - 182.7 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
Riccardi A. C., Damborenea S. E., et al (2004) The Triassic/Jurassic boundary in the Andes of Argentina, Rivista Italiana di Paleontologia e Stratigrafia 110 1, 69-76
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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