{"id":"S2006008914","label":"Xenacanthidae","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2006008914","normalized_label":"xenacanthidae","broader":["http://id.loc.gov/authorities/subjects/sh2006008915"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2006008914","provider":"lcsh","revision":"a6425a04c9420477","taxonomy_revision":"f050b5d4780b1289","title":"Xenacanthidae","url":"/topics/S2006008914","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864836290330632740","address_version":"morton4x16-v1","coordinates":[0,478,17681,18432],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}