{"id":"S2003004801","label":"Cephalaspidomorphi","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2003004801","normalized_label":"cephalaspidomorphi","broader":["http://id.loc.gov/authorities/subjects/sh85002220"],"aliases":["Cephalaspidiforms","Monorhina"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2003004801","provider":"lcsh","revision":"3c701413b8af5a25","taxonomy_revision":"f050b5d4780b1289","title":"Cephalaspidomorphi","url":"/topics/S2003004801","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4611769608729667138","address_version":"morton4x16-v1","coordinates":[0,477,36278,1024],"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}