Vol. 55 No. 6 (2018)

Articles

• CHANGES IN THE DIVERSITY OF TURTLES (TESTUDINATA) IN SOUTH AMERICA FROM THE LATE TRIASSIC TO THE PRESENT

  Evangelos Vlachos, Enrique Randolfe, Juliana Sterli, Juan Martin Leardi

  619–643

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• A NEW TITANOSAUR OSTEODERM RECORD FROM BRAZIL AND ITS SIGNIFICANCE

  Paulo Victor Luiz Pereira, Thiago da Silva Marinho, Carlos Roberto dos Anjos Candeiro, Lílian Paglarelli Bergqvist

  644–650

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• NEOGENE ‘HORN SHARKS’ HETERODONTUS (CHONDRICHTHYES: ELASMOBRANCHII) FROM THE SOUTHEASTERN PACIFIC AND THEIR PALEOENVIRONMENTAL SIGNIFICANCE

  Diego Partarrieu, Jaime A. Villafaña, Luisa Pinto, Francisco Amaro Mourgues, Pablo A. Oyanadel-Urbina, Marcelo M. Rivadeneira, Jorge D. Carrillo-Briceño

  651–667

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• FIRST PALEOICHNOLOGICAL EVIDENCE FOR BABY-RIDING IN EARLY MAMMALS

  Alexander Kuznetsov, Aleksandra Panyutina

  668–676

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