Bibimys massoiai Neves et al., 2020



Taxonomy & Nomenclature



Conservation Status


Last record: Late Pleistocene



São Raimundo Nonato, Piauí, Brazil


Biology & Ecology










Original scientific description:

Neves, Simon B. et al. (2020). A new fossil cricetid (Rodentia, Sigmodontinae) from northeastern Brazil with remarks on small mammal extinctions in the tropical Quaternary. Journal of Mammalogy. DOI:10.1093/jmammal/gyaa066


Other references:

Hadler, Patricia, Galliari, Carlos A. and Pardiñas, Ulyses F. J. (2024). Chancy History of a Supposedly Vanished South American Rodent, Lagostomus crassus, with Remarks on Recent Extinctions in Caviomorphs, pp. 81-97. In: Rasia, Luciano Luis, Barbeito, Claudio Gustavo and Acuña, Francisco. (eds.). Plains Vizcachas: Biology and Evolution of a Peculiar Neotropical Caviomorph Rodent. Cham, Switzerland: Springer.

Neves, S. B., E. L. Mayer, P. Hadler, and A. M. Ribeiro. (2017). Sigmodontine rodents (Rodentia, Cricetidae) from Quaternary cave deposits of Serra da Capivara, northeastern Brazil. Revista Brasileira de Paleontologia 20:163-178.


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