<descriptor thcode="1"><thesaurus thcode="1" name="Common geographic areas" scope="Names and identifiers of commonly-known geographic areas including oceans, continents, countries, states and provinces in North America, counties in the United States, USGS map quadrangles, and hydrologic units, nested and cross-referenced by overlap." creator="U.S. Geological Survey" rights="Public domain" edition="1.0" date="2002-03-21" codetype="alpha" prefix="geo" uri="http://www.usgs.gov/science/CommonGeographicAreas" tblname="geo" nonpref="geonp" relterm="geort" root_code="root" contact="pschweitzer"><category><term thcode="25" code="13" name="transitive" parent="12" scope="Narrower terms have an &quot;is a&quot; relationship with their broader terms, and generally can be described as part-of, type-of, or instance-of the broader term."/><term thcode="25" code="30" name="ambiguous labels" parent="26" scope="A given preferred label may be used for more than one concept in the thesaurus. A concept must be specified using its unique identifier (code). This may occur in the names of places or people."/><term thcode="25" code="4" name="place" parent="2" scope="Terms indicate extent in space, typically by reference as the names of geographic areas known from information that is stored elsewhere."/><term thcode="25" code="16" name="hierarchical" parent="11" scope="Substantive broader-narrower relationships exist among the terms."/><term thcode="25" code="13" name="transitive" parent="12" scope="Narrower terms have an &quot;is a&quot; relationship with their broader terms, and generally can be described as part-of, type-of, or instance-of the broader term."/><term thcode="25" code="30" name="ambiguous labels" parent="26" scope="A given preferred label may be used for more than one concept in the thesaurus. A concept must be specified using its unique identifier (code). This may occur in the names of places or people."/><term thcode="25" code="4" name="place" parent="2" scope="Terms indicate extent in space, typically by reference as the names of geographic areas known from information that is stored elsewhere."/><term thcode="25" code="16" name="hierarchical" parent="11" scope="Substantive broader-narrower relationships exist among the terms."/></category><altlabel><altlabel>Augmented FIPS 10-4 and FIPS 6-4</altlabel><altlabel>Augmented FIPS 10-4 and FIPS 6-4</altlabel><altlabel>CommonGeographicAreas</altlabel><altlabel>CommonGeographicAreas</altlabel></altlabel></thesaurus><term thcode="1" code="h08010201" name="Bayou De Chien-Mayfield" parent="h080102" scope="hydrologic unit"/><bt><term thcode="1" code="h080102" name="Hatchie-Obion" parent="h0801" scope="hydrologic accounting unit"/><term thcode="1" code="h0801" name="Lower Mississippi-Hatchie" parent="h08" scope="hydrologic subregion"/><term thcode="1" code="h08" name="Lower Mississippi" parent="hroot" scope="hydrologic region"/><term thcode="1" code="hroot" name="US hydrologic units" parent="fUS" scope="hydrologic subregion"/><term thcode="1" code="fUS" name="United States" parent="fLD10" scope="country"/><term thcode="1" code="fLD10" name="North America" parent="fLD" scope="continent"/><term thcode="1" code="fLD" name="Land" parent="root" scope="continent"/><term thcode="1" code="root" name="Earth" scope="Common geographic areas focused on the US"/></bt><rt><term thcode="1" code="q37090NWH2" name="Arlington" parent="q37090NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f21007" name="Ballard" parent="fUS21" scope="county"/><term thcode="1" code="q37090NEA1" name="Blandville" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f21035" name="Calloway" parent="fUS21" scope="county"/><term thcode="1" code="f21039" name="Carlisle" parent="fUS21" scope="county"/><term thcode="1" code="q37090NWH4" name="Cayce" parent="q37090NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NEA3" name="Clinton" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NEA4" name="Crutchfield" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NEC4" name="Cuba" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NEB3" name="Dublin" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NEB2" name="Fancy Farm" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NED3" name="Farmington" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f21075" name="Fulton" parent="fUS21" scope="county"/><term thcode="1" code="f21083" name="Graves" parent="fUS21" scope="county"/><term thcode="1" code="q37090SEA1" name="Harris" parent="q37090SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38090SEB4" name="Heath" parent="q38090SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f21105" name="Hickman" parent="fUS21" scope="county"/><term thcode="1" code="q37090NWG4" name="Hickman" parent="q37090NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NEC2" name="Hickory" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NEE3" name="Kirksey" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38090SEA4" name="La Center" parent="q38090SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NEB1" name="Lovelaceville" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NEE4" name="Lynn Grove" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NED4" name="Lynnville" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NEC3" name="Mayfield" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f21145" name="McCracken" parent="fUS21" scope="county"/><term thcode="1" code="q37090NEC1" name="Melber" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NEA2" name="Milburn" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NWH3" name="Oakton" parent="q37090NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f47131" name="Obion" parent="fUS47" scope="county"/><term thcode="1" code="q37090SWH1" name="Union City" parent="q37090SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NEB4" name="Water Valley" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f47183" name="Weakley" parent="fUS47" scope="county"/><term thcode="1" code="q37090NED2" name="Westplains" parent="q37090NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NWH1" name="Wickliffe" parent="q37090NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37090NWG3" name="Wolf Island" parent="q37090NW" scope="quadrangle 1:24,000 scale"/></rt></descriptor>