World Register of Marine Species (WoRMS)
MolluscaBase eds. (2026). MolluscaBase. Lophospira lirata Ulrich, 1897&nbsp;&#8224;. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1610865 on 2026-08-01
Ulrich, E. O.; Scofield, W. H. (1897). The Lower Silurian Gastropoda of Minnesota. The Geology of Minnesota. 3(2): 813-1081, pls. 61-82.