Simons's spiny rat (''Proechimys simonsi'') is a spiny rat species found in

Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...

, Brazil,

Colombia Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car ...

, Ecuador and Peru. It was named for American scientific collector Perry O. Simons.

Phylogeny

Morphological characters and mitochondrial ( cytochrome b) DNA sequences showed that ''P. simonsi'' represents one independent evolutionary lineage within the genus ''Proechimys'', without clear phylogenetic affinity for any of the six major groups of species.

References

Proechimys Mammals of Colombia Fauna of the Amazon Mammals described in 1900 Taxa named by Oldfield Thomas {{Echimyidae-stub