• Thumbnail for Malargüe Group
    Formation (Maastrichtian to Danian) - coastal mudstones and sandstones Jagüel Formation (middle Maastrichtian to Danian) - shallow marine mudstones Loncoche...
    12 KB (799 words) - 04:50, 19 November 2024
  • Thumbnail for Neuquén Basin
    Maastrichtian in the north) Loncoche Formation (Maastrichtian to Danian) Jagüel Formation (middle to late Maastrichtian) Allen Formation (middle Campanian...
    35 KB (2,762 words) - 13:51, 25 October 2024
  • Thumbnail for Plesiosaur
    Salgado, L (2008). "Gastrolitos en un plesiosaurio (Sauropterygia) de la Formación Allen (Campaniano-Maastrichtiano), provincia de Río Negro, Patagonia,...
    137 KB (13,404 words) - 22:35, 29 December 2024
  • Thumbnail for Aristonectes
    known from the Quiriquina and Dorotea formations in Chile, from the Allen, Jagüel and Lefipán formations in Argentina and from the López de Bertodano Formation...
    50 KB (5,259 words) - 14:11, 29 November 2024
  • Thumbnail for Lefipán Formation
    correlated with the La Colonia Formation in the Cañadón Asfalto Basin, the Jagüel Formation of the Neuquén Basin to the northwest and the Salamanca Formation...
    30 KB (2,700 words) - 04:49, 19 November 2024
  • the Allen Formation, the lowermost stratigraphic unit of the group. The Jagüel Formation, overlying the Allen Formation, hosts the Cretaceous–Paleogene...
    70 KB (5,351 words) - 15:53, 18 November 2024
  • Thumbnail for Allen Formation
    Silvio (2012), "Un nuevo hadrosáurido (Dinosauria, Ornithopoda) de la Formación Allen, provincia de La Pampa, Argentina", Ameghiniana, 49 (4): 552–572...
    24 KB (1,446 words) - 05:22, 4 January 2025