Abundance: 0.01 to 96.96% (median 7.74%)

Latitudinal range: -2.8° to 37.1°

Habitats: (18), desert/xeric shrubland (4), temperate broadleaf/mixed forest (4), temperate coniferous forest (4), temperate savanna (6), temperate wetland (2), tropical/subtropical dry broadleaf forest (8), tropical/subtropical moist broadleaf forest (6), tropical/subtropical savanna (1)

Found in 53 samples

Belize: Cockscomb Basin Forest Reserve (old field), Cockscomb Basin Forest Reserve (dry, open woodland)

Ecuador: La Chimba, Challuahamba

Mexico: La Huerta, Hobonil, Misantla (small mammals, dry season), Las Joyas Scientific Station (cloud forest), Las Joyas Scientific Station (disturbed area), Chamela Biological Station, Cuauhtémoc, El Zapotal (terrestrial mammals), Playa de Oro, El Chorro (Sherman traps), La Playa, Cueva de Abra

Nicaragua: Siuna (mammals, primary forest), Siuna (mammals, secondary forest), Siuna (mammals, allspice), Siuna (mammals, pasture)

United States: Bob White Memorial Wetlands Research and Teaching Station, North of Stillwater (lowland forest, March), Park Ranger Station No. 1, Salado Creek, Croatan National Forest (open canopy pine plantation), Lubbock, Fort Bliss, Red Bluff, Memphis, Fort Sill (Foard soils), Fort Sill (Lawton soils), Cross Bar Cooperative Management Area, Durham County, Kemper County, Savannah River Site (S2), Savannah River Site (U1), Savannah River Site (U2), Bearden, Saber-tooth Cave, Golf Course, Burris, Lower Walnut Settlement, Taddlock, Fort Center Mound A, McLelland, Watson Brake (3.2 mm fraction), Taylor Bayou (north bank), Schulze Cave (layer B), Schulze Cave (layer C1), Schulze Cave (layer C2), Box Elder Creek

Venezuela: Fundo Pecuario Masaguaral, El Breal de Orocual (ORS20)

See also Sigmodon alleni, Sigmodon alstoni, Sigmodon fulviventer, Sigmodon hispidus, Sigmodon inopinatus, Sigmodon mascotensis, Sigmodon sp., Sigmodon toltecus, Sigmodon zanjonensis