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Itaboraí Formation

Geologic formation in Rio de Janeiro, Brazil

The Itaboraí Formation is a highly fossiliferous geologic formation and Lagerstätte of the Itaboraí Basin in Rio de Janeiro, southeastern Brazil. The formation reaching a thickness of 100 metres (330 ft) is the defining unit for the Itaboraian South American land mammal age (SALMA), dating to the Early Eocene, approximately 53 to 50 Ma.

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File:Walter_Leistikow_Seeufer.jpgFile:Itaboraí_Basin.pngFile:Global_Cenozoic_Temperature-en.svgFile:Carodnia_vieirai.JPGFile:Itaboravis.jpgFile:Sahitysuchus.pngFile:Brasilennea_arethusae.jpgFile:Brasilennea_guttula.jpgFile:Brasilennea_minor.jpgFile:Bulimulus_fazendicus.jpgFile:Bulimulus_trindadeae.jpgFile:Cecilioides_sommeri.jpgFile:Cortana_carvalhoi.jpgFile:Eoborus_fusiforme.jpgFile:Eoborus_rotundus.jpgFile:Eoborus_sanctijosephi.jpgFile:Itaborahia_lamegoi.jpgFile:Temesa_magalhaesi.jpg
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Nearby Places
Do Meio River (Rio de Janeiro)
River in Brazil
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