<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="h03010102" name="Middle Roanoke" parent="h030101" scope="hydrologic unit"/><bt><term thcode="1" code="h030101" name="Roanoke" parent="h0301" scope="hydrologic accounting unit"/><term thcode="1" code="h0301" name="Chowan-Roanoke" parent="h03" scope="hydrologic subregion"/><term thcode="1" code="h03" name="South Atlantic-Gulf" 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="q38080SED3" name="Abilene" parent="q38080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38080SWF4" name="Altavista" parent="q38080SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f51011" name="Appomattox" parent="fUS51" scope="county"/><term thcode="1" code="q38080SEB2" name="Appomattox" parent="q38080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38080SEB4" name="Aspen" parent="q38080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEF3" name="Baskerville" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080SEC2" name="Berea" parent="q37080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEE3" name="Boydton" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38080SEA4" name="Brookneal" parent="q38080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEC3" name="Buffalo Springs" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f51031" name="Campbell" parent="fUS51" scope="county"/><term thcode="1" code="q38080SWG3" name="Castle Craig" parent="q38080SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f51037" name="Charlotte" parent="fUS51" scope="county"/><term thcode="1" code="q38080SEC4" name="Charlotte Court House" parent="q38080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEE2" name="Chase City" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38080SWG2" name="City Farm" parent="q38080SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NED3" name="Clarksville North" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NED4" name="Clarksville South" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEC2" name="Clover" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38080SEA2" name="Concord" parent="q38080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEB1" name="Conner Lake" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NED1" name="Drakes Branch" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38080SED4" name="Eureka" parent="q38080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEE1" name="Fort Mitchell" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38080SWH3" name="Gladys" parent="q38080SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f37077" name="Granville" parent="fUS37" scope="county"/><term thcode="1" code="q37080NWF1" name="Gretna" parent="q37080NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f51083" name="Halifax" parent="fUS51" scope="county"/><term thcode="1" code="q37080NEA2" name="Halifax" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080SEE2" name="Henderson" parent="q37080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEF4" name="John H Kerr Dam" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p342" name="John H. Kerr Reservoir" parent="p19" scope="Army Corps of Engineers"/><term thcode="1" code="q38080SEE4" name="Keysville" parent="q38080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38080SWH4" name="Long Island" parent="q38080SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38080SEC3" name="Madisonville" parent="q38080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f51117" name="Mecklenburg" parent="fUS51" scope="county"/><term thcode="1" code="q37080SEF1" name="Middleburg" parent="q37080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38080SEA3" name="Mike" parent="q38080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NWG1" name="Mount Airy" parent="q37080NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEA1" name="Nathalie" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEC4" name="Nelson" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEB3" name="Omega" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080SED2" name="Oxford" parent="q37080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38080SEC2" name="Pamplin" parent="q38080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f37145" name="Person" parent="fUS37" scope="county"/><term thcode="1" code="f51143" name="Pittsylvania" parent="fUS51" scope="county"/><term thcode="1" code="f51147" name="Prince Edward" parent="fUS51" scope="county"/><term thcode="1" code="q38080SEB3" name="Red House" parent="q38080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NWH1" name="Republican Grove" parent="q37080NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38080SWH2" name="Rustburg" parent="q38080SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080SEC1" name="Satterwhite" parent="q37080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEC1" name="Saxe" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEB2" name="Scottsburg" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080SED1" name="Stovall" parent="q37080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38080SWG4" name="Straightstone" parent="q38080SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080SEE1" name="Townsville" parent="q37080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080SEB1" name="Triple Springs" parent="q37080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37080NEE4" name="Tungsten" parent="q37080NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f37181" name="Vance" parent="fUS37" scope="county"/><term thcode="1" code="q37080SEF2" name="Vicksboro" parent="q37080SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f37185" name="Warren" parent="fUS37" scope="county"/><term thcode="1" code="q37080NED2" name="Wylliesburg" parent="q37080NE" scope="quadrangle 1:24,000 scale"/></rt></descriptor>