Richard Owen, Note on the Glyptodon, in Woodbine Parish (a cura di), Buenos Ayres, and the provinces of the Rio de La Plata: their present state, trade and dept; with some account from original documents of the progress of geographical discovery in those parts of South America during the last sixty years, Londra, 1839, pp.178b-178e.
Richard Owen, Fossil Mammalia, in vol.1, Londra, Zoology of the Voyage of H.M.S Beagle, under the command of Captain Fitzroy, during the years 1832 to 1836, 1840, pp.100-106.
Samantha Presslee, Graham J. Slater, François Pujos, Analía M. Forasiepi, Roman Fischer, Kelly Molloy, Meaghan Mackie, Jesper V. Olsen, Alejandro Kramarz, Matías Taglioretti, Fernando Scaglia, Maximiliano Lezcano, José Luis Lanata, John Southon, Robert Feranec, Jonathan Bloch, Adam Hajduk, Fabiana M. Martin, Rodolfo Salas Gismondi, Marcelo Reguero, Christian de Muizon, Alex Greenwood, Brian T. Chait, Kirsty Penkman, Matthew Collins e Ross D. E. MacPhee, Palaeoproteomics resolves sloth relationships, in Nature Ecology & Evolution, vol.3, 2019, pp.1121-1130, DOI:10.1038/s41559-019-0909-z.
Samantha Presslee, Graham J. Slater, François Pujos, Analía M. Forasiepi, Roman Fischer, Kelly Molloy, Meaghan Mackie, Jesper V. Olsen, Alejandro Kramarz, Matías Taglioretti, Fernando Scaglia, Maximiliano Lezcano, José Luis Lanata, John Southon, Robert Feranec, Jonathan Bloch, Adam Hajduk, Fabiana M. Martin, Rodolfo Salas Gismondi, Marcelo Reguero, Christian de Muizon, Alex Greenwood, Brian T. Chait, Kirsty Penkman, Matthew Collins e Ross D. E. MacPhee, Palaeoproteomics resolves sloth relationships, in Nature Ecology & Evolution, vol.3, 2019, pp.1121-1130, DOI:10.1038/s41559-019-0909-z.