{"thcode":3,"term":{"code":784,"name":"paleontological sites","parent":935,"scope":"Sites with notable fossil remains."},"uf":[],"bt":[{"code":935,"name":"research areas","parent":643,"scope":null},{"code":643,"name":"manmade features","parent":1,"scope":null},{"code":1,"name":"Categories","parent":null,"scope":null}],"nt":[],"rt":[{"code":51,"name":"archaeological sites","parent":505,"scope":"Areas of historical significance containing the deteriorated remains of a structure(s) or where past human life and activities are under study. [USGS Circ 1048]"},{"code":810,"name":"petrified forests","parent":413,"scope":"Fossilized remains of large dense growths of trees. [Adapted from Glossary of Geology, 4th ed.]"}]}