Huayquerian

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The Huayquerian (Spanish: Huayqueriense) age is a period of geologic time (9.0–6.8 Ma) within the Late Miocene epoch of the Neogene, used more specifically within the SALMA classification. It follows the Chasicoan and precedes the Montehermosan age.[1]

The age is named after the Huayquerías Formation in the western Cuyo Basin of northwestern Argentina that was later dated to the Montehermosan. The most complete Huayquerian fauna is found in the Cerro Azul Formation, in Buenos Aires Province also referred to as Epecuén Formation.

Formations

Huayquerian is located in South America
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Locations of Huayquerian formations
Formation
bold is type
Country Basin Notes
Huayquerías Formation ArgentinaCuyo Basin
Andalhuala Formation ArgentinaSanta María-Hualfín Basin
Bahía Inglesa Formation - Cerro Ballena ChileCaldera Basin
Camacho Formation UruguayNorte & Santa Lucía Basins
Cerro Azul Formation ArgentinaColorado Basin
Chiquimil Formation ArgentinaSanta María-Hualfín Basin
Coquimbo Formation ChileTongoy Bay
Las Flores Formation ArgentinaSierra del Tontal
Entrerriana Formation ArgentinaChaco Basin
Epecuén Formation ArgentinaClaromecó Basin
Içá Formation BrazilMadre de Deus Basin
Iñapari Formation PeruMadre de Dios Basin
India Muerta Formation ArgentinaSierras Pampeanas
Ituzaingó Formation ArgentinaParaná Basin
Kiyu Formation UruguaySanta Lucía Basin
Madre de Dios Formation PeruMadre de Dios Basin
Maimará Formation ArgentinaEastern Argentinian Andes
Mauri Formation BoliviaAltiplano Basin
Miramar Formation PeruSechura Basin
El Morterito Formation ArgentinaCajón Valley
Muyu Huasi Formation BoliviaMuyu Huasi Basin
Navidad Formation ChileChilean Coast Range
Palo Pintado Formation ArgentinaSalta Basin
Paraná Formation ArgentinaChaco Basin
Pebas Formation Brazil
 Colombia
 Ecuador
 Peru
Amazon Basin
Piquete Formation ArgentinaSalta Basin
Pisco Formation PeruPisco Basin
Quehua Formation BoliviaAltiplano Basin
Raigón Formation UruguayNorte Basin
Rosa Pata Formation BoliviaAltiplano Basin
Saldungaray Formation ArgentinaBuenos Aires Province
Salicas Formation ArgentinaSierra de Velasco
Solimões Formation BrazilSolimões Basin
Urumaco Formation VenezuelaFalcón Basin

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Correlations

Notes and references

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