Abundance: 0.14 to 3.59% (median 1.12%)

Latitudinal range: -14.8° to -2.0°

Habitats: tropical/subtropical dry broadleaf forest (4), tropical/subtropical moist broadleaf forest (3)

Found in 7 samples

Bolivia: El Refugio Huanchaca Biological Station, Los Fierros Camp (LFF)

Brazil: Pinkaití Research Station (ground), PPBio-Amazônia (100 L buckets, I-shaped arrays)

Peru: Reserva Cuzco Amazónico (1989 snap traps), Reserva Cuzco Amazónico (1990 snap traps), Iquitos–Nauta Highway

See also Mesomys hispidus, Mesomys stimulax