<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="h07080105" name="South Skunk" parent="h070801" scope="hydrologic unit"/><bt><term thcode="1" code="h070801" name="Upper Mississippi-Skunk-Wapsipinicon" parent="h0708" scope="hydrologic accounting unit"/><term thcode="1" code="h0708" name="Upper Mississippi-Iowa-Skunk-Wapsipinicon" parent="h07" scope="hydrologic subregion"/><term thcode="1" code="h07" name="Upper 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="q42094NWE3" name="Altoona" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><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="q42094NWG2" name="Baxter" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWH2" name="Baxter SE" parent="q42094NW" 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="f19015" name="Boone" parent="fUS19" scope="county"/><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="q43094NWC4" name="Clarion SW" parent="q43094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWG3" name="Colfax" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWF1" name="Collins" parent="q42094NW" 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="q42094SEF2" name="Delta" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWD2" name="Elkhart" parent="q42094NW" 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="q42094SEE3" name="Fremont" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><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="q42094SEH2" name="Harper" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SEF3" name="Hedrick" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWD1" name="Huxley" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f19099" name="Jasper" parent="fUS19" scope="county"/><term thcode="1" code="f19101" name="Jefferson" parent="fUS19" scope="county"/><term thcode="1" code="q43094SWC2" name="Jewell" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NEA3" name="Kellogg" parent="q42094NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f19107" name="Keokuk" parent="fUS19" scope="county"/><term thcode="1" code="q42094NEA4" name="Killduff" parent="q42094NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SED3" name="Kirkville" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SEB2" name="Leighton" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWE2" name="Loring" parent="q42094NW" 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="f19123" name="Mahaska" parent="fUS19" scope="county"/><term thcode="1" code="f19125" name="Marion" parent="fUS19" scope="county"/><term thcode="1" code="f19127" name="Marshall" parent="fUS19" scope="county"/><term thcode="1" code="q42094NWE1" name="Maxwell" parent="q42094NW" 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="q42094NWF2" name="Mingo" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWF3" name="Mitchellville" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWH4" name="Monroe" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p1878" name="Neal Smith (Walnut Creek) National Wildlife Refuge" parent="p13" scope="National Wildlife Refuge"/><term thcode="1" code="q43094SWE4" name="Nevada" parent="q43094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SEC1" name="New Sharon" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWH3" name="Newton" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SEH3" name="Ollie" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SEC2" name="Oskaloosa" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SWH1" name="Otley" parent="q42094SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SEG3" name="Pekin" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SEA1" name="Pella" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SEB1" name="Peoria" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f19153" name="Polk" parent="fUS19" scope="county"/><term thcode="1" code="q42094NWC2" name="Polk City" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f19157" name="Poweshiek" parent="fUS19" scope="county"/><term thcode="1" code="q42094NWG4" name="Prairie City" parent="q42094NW" 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="q42094NWG1" name="Rhodes" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SEE2" name="Rose Hill" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWF4" name="Runnells" parent="q42094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NEC4" name="Searsboro" parent="q42094NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43094NWD4" name="Sheldon Creek" parent="q43094NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SEG2" name="Sigourney" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094NWC1" name="Slater" parent="q42094NW" 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="f19169" name="Story" parent="fUS19" scope="county"/><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="q42094NEB4" name="Sully" parent="q42094NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SED1" name="Union Mills" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42094SED2" name="University Park" parent="q42094SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f19187" name="Webster" parent="fUS19" scope="county"/><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"/></rt></descriptor>