Rodents constitute one of the most diversified mammalian orders. Due to the morphological
similarity in many of the groups, their taxonomy is controversial. Karyotype information …

The tribe Oryzomyini is an impressive group of rodents, comprising 30 extant genera and an
estimated 147 species. Recent remarkable advances in the understanding of the diversity …

The Andean cloud forests of western Colombia and Ecuador are home to several endemic
mammals; members of the Oryzomyini, the largest Sigmodontinae tribe, are extensively …

Aim To infer areas of endemism for the tribe Oryzomyini in South America by employing a
database of species richness and geographical distribution, and to compare these results …

Mesoamerica is considered a biodiversity hot spot with levels of endemism and species
diversity likely underestimated. Unfortunately, the region continues to experience some of …

The large spiny mouse Neacomys spinosus (Thomas, 1882) has been considered the
widest ranging species of the genus, occurring in southern Colombia, eastern Peru, western …

Taxa with broad geographic ranges that occur in different biomes and exhibit plastic
morphological traits and/or adaptations to particular habitats make inferences about species …

Aegialomys occurs in open habitats west of the Ecuadorean and Peruvian Andes, including
the Galapagos Archipelago. This genus currently includes two species, A. galapagoensis …

We present a comprehensive systematic study of Holochilus, a sigmodontine genus of large,
herbivorous, and semiaquatic rodents widely distributed in South America. Remarkably …

Species of the cricetid genus Oligoryzomys are found across most Neotropical biomes, and
several of them play important roles as natural reservoirs of hantaviruses and arenaviruses …