Browsing by Author "Vargas Milne, Alexander Omar"

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    • Bizarre tail weaponry in a transitional ankylosaur from subantarctic Chile 
      Soto Acuña, Sergio Gonzalo; Vargas Milne, Alexander Omar; Kaluza, Jonatan; Leppe, Marcelo A.; Botelho, Joao Francisco; Palma Liberona, José Antonio; Gutstein, Carolina; Fernández, Roy; Ortiz, Héctor; Milla, Verónica; Aravena, Bárbara; Manríquez, Leslie; Alarcón Muñoz, Jhonatan; Pino, Juan Pablo; Trevisan, Cristine; Mansilla, Héctor; Hinojosa Opazo, Luis Felipe Camilo; Muñoz Walther, Vicente; Rubilar Rogers, David Eliseo (Nature Research, 2021)
      Armoured dinosaurs are well known for their evolution of specialized tail weapons-paired tail spikes in stegosaurs and heavy tail clubs in advanced ankylosaurs(1). Armoured dinosaurs from southern Gondwana are rare and ...
    • Exploración de los mecanismos genéticos involucrados en la evolución de la dentición faríngea en peces óseos. 
      Venegas Martìnez, Juan Pablo Nicolàs (Universidad de Chile, 2021)
      Una de las características distintivas de los vertebrados con mandíbula (Gnathostomata) es la dentición. A partir de elementos ancestrales comunes se ha desarrollado una enorme diversidad morfológica en los distintos grupos ...
    • First record of a late Jurassic rhamphorhynchine pterosaur from Gondwana 
      Alarcon Muñoz, Jhonatan Andres; Otero Cameron, Rodrigo Antonio; Soto Acuña, Sergio; Vargas Milne, Alexander Omar; Rojas, Jennyfer; Rojas, Osvaldo (Inst Paleobiologii Pan, 2021)
      We describe partial remains of a non-pterodactyloid pterosaur from Upper Jurassic levels of the Atacama Desert in northern Chile. The material includes a left humerus, a possible dorsal vertebra, and the shaft of a wing ...
    • New cladotherian mammal from southern Chile and the evolution of mesungulatid meridiolestidans at the dusk ... 
      Martinelli, Agustín G.; Soto Acuña, Sergio Gonzalo; Goin, Francisco J.; Kaluza, Jonatan; Bostelmann Torrealba, Juan Enrique; Fonseca, Pedro H. M.; Reguero, Marcelo A.; Leppe, Marcelo; Vargas Milne, Alexander Omar (Nature Research, 2021)
      In the last decades, several discoveries have uncovered the complexity of mammalian evolution during the Mesozoic Era, including important Gondwanan lineages: the australosphenidans, gondwanatherians, and meridiolestidans ...