<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="f19015" name="Boone" parent="fUS19" scope="county"/><bt><term thcode="1" code="fUS19" name="Iowa" parent="fUS" scope="state"/><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="q43094SW" name="Ames" parent="q43094" scope="quadrangle 1:100,000 scale"/><term thcode="1" code="q43094SWC3" name="Ames NW" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWC4" name="Ames West" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42096NEH1" name="Berkley" parent="q42096NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWB4" name="Boone East" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWA4" name="Boone West" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43096SEH3" name="Boxholm" parent="q43096SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43096SE" name="Carroll" parent="q43096" scope="quadrangle 1:100,000 scale"/><term thcode="1" code="q42096NEG2" name="Dawson" parent="q42096NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NW" name="Des Moines" parent="q42094" scope="quadrangle 1:100,000 scale"/><term thcode="1" code="q43094SWA3" name="Fraser" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43096SEG4" name="Grand Junction" parent="q43096SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWB2" name="Granger" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42096NE" name="Guthrie Center" parent="q42096" scope="quadrangle 1:100,000 scale"/><term thcode="1" code="h07100008" name="Lake Red Rock" parent="h071000" scope="hydrologic unit"/><term thcode="1" code="q43096SEG3" name="Lanyon" parent="q43096SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWB1" name="Luther" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWB3" name="Mackey" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWA1" name="Madrid NW" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="h07100004" name="Middle Des Moines" parent="h071000" scope="hydrologic unit"/><term thcode="1" code="h07100006" name="North Raccoon" parent="h071000" scope="hydrologic unit"/><term thcode="1" code="q43096SEH4" name="Ogden" parent="q43096SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42096NEH2" name="Perry" parent="q42096NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWC2" name="Polk City" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42096NEG1" name="Rippey" parent="q42096NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p439" name="Saylorville Lake" parent="p19" scope="Army Corps of Engineers"/><term thcode="1" code="q42094NWC1" name="Slater" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="h07080105" name="South Skunk" parent="h070801" scope="hydrologic unit"/><term thcode="1" code="q42094NWA2" name="Woodward" parent="q42094NW" scope="quadrangle 1:24,000 scale"/></rt></descriptor>