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Laguna Umayo Bolivia

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Journal Article
Journal: AAPG Bulletin
Published: 01 June 1974
AAPG Bulletin (1974) 58 (6): 982–999.
... of basaltic composition cropping out at Laguna Umayo and Tiquillaca. Because of its structural relation, the Umayo Basalt is considered to be equivalent to a part of the Sillapaca Formation. The age of the basalt is not known with certainty, but physiographic relations suggest a pre-Pleistocene age...
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Journal Article
Published: 01 May 2010
Journal of Paleontology (2010) 84 (3): 561–565.
...: Adaptations and discovery of a major gap in the opossum fossil record : Biology Letters , 3 . 318 – 322 (doi: 10.1098/rsbl.2007.0090 ). Sigé , B. , 1971 , Les Didelphoidea de Laguna Umayo (Formation Vilquechico, Crétacé supérieur, Pérou), et le peuplement marsupial d'Amérique de Sud...
FIGURES
Journal Article
Published: 01 July 2008
Journal of Paleontology (2008) 82 (4): 749–762.
... fossil record : Biology Letters , 3 . 318 - 322 . Sigé , B., T. , Sempere , R. F. , Butler , L. G. , Marshall , J.-Y. , and Crochet , 2004 , Age and stratigraphic reassessment of the fossil-bearing Laguna Umayo red mudstone unit, SE Peru, from regional stratigraphy, fossil...
FIGURES
Journal Article
Published: 01 April 1997
Journal of the Geological Society (1997) 154 (2): 265–292.
... of the European Maastrichtian; diversity and extinction The Ammonoidea: environment, ecology, and evolutionary change 1993 285 326 Systematics Association Special Volume Kérourio P. Sigé B. L’aport des coquilles d’oeufs de dinosairs de Laguna Umayo à I’âge de la Formation Vilquechico (Pérou...