<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="q43094SW" name="Ames" parent="q43094" scope="quadrangle 1:100,000 scale"/><bt><term thcode="1" code="q43094" name="Waterloo" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="qroot" name="USGS Quadrangles" parent="fUS" scope="quadrangle"/><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><nt><term thcode="1" code="q43094SWD4" name="Ames East" parent="q43094SW" scope="quadrangle 1:24,000 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="q43094SWC1" name="Blairsburg" parent="q43094SW" 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="q43094SWF1" name="Buckeye East" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWE1" name="Buckeye West" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWF4" name="Colo" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWA1" name="Duncombe" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWH2" name="Eldora" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWD2" name="Ellsworth" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWA3" name="Fraser" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWF2" name="Hubbard" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWC2" name="Jewell" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWH4" name="La Moille" parent="q43094SW" 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="q43094SWE3" name="Mccallsburg" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWE4" name="Nevada" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWG2" name="New Providence" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWG1" name="Owasa" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWE2" name="Radcliffe" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWB2" name="Stanhope" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWG4" name="State Center" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWG3" name="State Center NW" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWH1" name="Steamboat Rock" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWD3" name="Story City" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWA2" name="Stratford" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWH3" name="Union" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWB1" name="Webster City" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWD1" name="Williams" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094SWF3" name="Zearing" parent="q43094SW" scope="quadrangle 1:24,000 scale"/></nt><rt><term thcode="1" code="f19015" name="Boone" parent="fUS19" scope="county"/><term thcode="1" code="h0710" name="Des Moines" parent="h07" scope="hydrologic subregion"/><term thcode="1" code="f19075" name="Grundy" parent="fUS19" scope="county"/><term thcode="1" code="f19079" name="Hamilton" parent="fUS19" scope="county"/><term thcode="1" code="f19083" name="Hardin" parent="fUS19" scope="county"/><term thcode="1" code="f19127" name="Marshall" parent="fUS19" scope="county"/><term thcode="1" code="f19169" name="Story" parent="fUS19" scope="county"/><term thcode="1" code="h0708" name="Upper Mississippi-Iowa-Skunk-Wapsipinicon" parent="h07" scope="hydrologic subregion"/><term thcode="1" code="f19187" name="Webster" parent="fUS19" scope="county"/></rt></descriptor>