Latitudinal range: 11.0° to 42.4°

Found in 3 samples

Cambodia: Vat Komnou (Holocene)

United States: Scovill (Holocene), Flagg Swamp Rockshelter (Archaic) (Holocene)

See also Alasmidonta marginata, Alasmidonta sp., Alasmidonta undulate