sourceTaxonName: Mesodon clausus (Say, 1821)
sourceTaxonPath: Animalia | Mollusca | Gastropoda | Stylommatophora | Polygyridae | Mesodon | Mesodon clausus
targetTaxonName: piece of bark lying on damp earth adjacent to drainage ditch
localityName: Markham Spring near Williamsville in hilltop picnic area near superintendent's h