Abundance: 0.07 to 9.47% (median 1.12%)

Latitudinal range: 36.9° to 60.1°

Habitats: (7), boreal forest/taiga (2), temperate coniferous forest (1)

Found in 10 samples

Canada: Gogama, Churchill (1952), LaBiche River Valley

United States: Welsh Cave, Silver Creek, Haystack Cave (lower levels), King Leo Pit Cave, Kathy's Pit, Smith Creek Canyon (Reddish-brown Silt), Natural Chimneys

See also Phenacomys intermedius, Phenacomys ungava