sourceTaxonName: Anguispira alternata (Say, 1817)
sourceTaxonPath: Animalia | Mollusca | Gastropoda | Stylommatophora | Discidae | Anguispira | Anguispira alternata
targetTaxonName: top and at base of limestone support wall
localityName: Hyde Park, W side of Metra Electric train line S of 60th Street, at U. of C. Pre