Results 81 to 90 of about 828 (130)

Southernmost record of $Megadolodus$ (Litopterna, Proterotheriidae, Megadolodinae) from the late Middle Miocene of Fitzcarrald, Peruvian Amazonia, and mesowear analysis of diet in megadolodine litopterns [PDF]

open access: yes
Megadolodinae is a clade of tropical bunodont litopterns that includes three previously recognized species from Miocene fossil sites from northern South America. Here, we report an additional occurrence of Megadolodus molariformis from the Middle Miocene
Antoine, Pierre-Olivier   +9 more
core   +1 more source

New radiometric 40Ar-39Ar dates and faunistic analyses refine evolutionary dynamics of Neogene vertebrate assemblages in southern South America. [PDF]

open access: yesSci Rep, 2021
Prevosti FJ   +14 more
europepmc   +1 more source

Integración morfológica de la mandíbula de los ungulados nativos de América del Sur: un tributo a D’arcy Thompson en el centenario de “sobre el crecimiento y la forma” [PDF]

open access: yes, 2019
South American native ungulates include several extinct lineages that evolved within the context of South American Cenozoic geographic isolation.
Cassini, Guillermo H.   +2 more
core  

A Pliocene-Pleistocene continental biota from Venezuela. [PDF]

open access: yesSwiss J Palaeontol, 2021
Carrillo-Briceño JD   +18 more
europepmc   +1 more source

Depósitos limolíticos eocenos de la Formación Lumbrera superior (Salta, Argentina): discusión sobre el posible origen eólico [PDF]

open access: yes, 2016
Este estudio comprende el análisis de los depósitos limolíticos basales de la Formación Lumbrera superior (unidad cuspidal del Grupo Salta), de edad Eoceno medio, los cuales se encuentran ubicados en la localidad de El Simbolar y Río Juramento, provincia
del Papa, Cecilia Eugenia   +2 more
core  

A mitogenomic timetree for Darwin’s enigmatic South American mammal Macrauchenia patachonica [PDF]

open access: yes, 2019
The unusual mix of morphological traits displayed by extinct South American native ungulates (SANUs) confounded both Charles Darwin, who first discovered them, and Richard Owen, who tried to resolve their relationships.
Aguilar, José Luis   +20 more
core   +1 more source

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