{"thcode":3,"term":{"code":62,"name":"arroyos","parent":816,"scope":"Small deep flat-floored channels or gullies of an ephemeral stream or of an intermittent stream, usually with vertical or steeply cut banks. [Adapted from Glossary of Geology, 4th ed.]"},"uf":[{"name":"coulees","usewith":false},{"name":"gullies","usewith":false},{"name":"wadi bends","usewith":false},{"name":"wadi junctions","usewith":false},{"name":"wadi mouths","usewith":false},{"name":"wadis","usewith":false},{"name":"washes","usewith":false}],"bt":[{"code":816,"name":"physiographic features","parent":1,"scope":null},{"code":1,"name":"Categories","parent":null,"scope":null}],"nt":[],"rt":[{"code":167,"name":"canyons","parent":1197,"scope":"Relatively narrow, deep depressions with steep sides, the bottom of which generally has a continuous slope [NIMA GEONet Designation ... Definitions <http:\/\/164.214.2.59\/gns\/html\/desig.html>]"},{"code":1197,"name":"valleys","parent":816,"scope":"Low-lying land bordered by higher ground; especially elongate, relatively large gently sloping depressions of the Earth's surface, commonly situated between two mountains or between ranges of hills or mountains, and often containing a stream with an outlet. [Glossary of Geology, 4th ed.]"}]}