<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="h15010006" name="Grand Wash" parent="h150100" scope="hydrologic unit"/><bt><term thcode="1" code="h150100" name="Lower Colorado-Lake Mead" parent="h1501" scope="hydrologic accounting unit"/><term thcode="1" code="h1501" name="Lower Colorado-Lake Mead" parent="h15" scope="hydrologic subregion"/><term thcode="1" code="h15" name="Lower Colorado" 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="q37116SEH2" name="Azure Ridge" parent="q37116SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114NWB3" name="Cane Springs" parent="q37114NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114NWB4" name="Cane Springs SE" parent="q37114NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f32003" name="Clark" parent="fUS32" scope="county"/><term thcode="1" code="q37116SEG1" name="Devils Throat" parent="q37116SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114NWA2" name="Elbow Canyon" parent="q37114NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37116SEG2" name="Gold Butte" parent="q37116SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p1388" name="Grand Canyon-Parashant National Monument" parent="p33" scope="National Monument"/><term thcode="1" code="q37114SWB2" name="Grand Gulch Bench" parent="q37114SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p2308" name="Grand Wash Cliffs Wilderness" parent="p27" scope="Wilderness"/><term thcode="1" code="q37114SWA2" name="Gyp Hills" parent="q37114SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37116NEH3" name="Hen Spring" parent="q37116NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37116SEH3" name="Iceberg Canyon" parent="q37116SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114NWA3" name="Jacobs Well" parent="q37114NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p1564" name="Lake Mead National Recreation Area" parent="p32" scope="National Recreation Area"/><term thcode="1" code="p3335" name="Lake Mead National Recreation Wilderness Study Area" parent="p54" scope="Wilderness Study Area"/><term thcode="1" code="q37114SWC1" name="Last Chance Canyon" parent="q37114SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p3132" name="Million Hills Wilderness Study Area" parent="p17" scope="Wilderness Study Area"/><term thcode="1" code="f04015" name="Mohave" parent="fUS04" scope="county"/><term thcode="1" code="q37114NWB2" name="Mount Bangs" parent="q37114NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114NWC3" name="Mustang Knoll" parent="q37114NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114SWC2" name="Mustang Point" parent="q37114SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114SWB1" name="Olaf Knolls" parent="q37114SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p2353" name="Paiute Wilderness" parent="p27" scope="Wilderness"/><term thcode="1" code="q37114SWA1" name="Pakoon Springs" parent="q37114SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114SWD1" name="Poverty Spring" parent="q37114SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114NWA4" name="Red Pockets" parent="q37114NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114NWC4" name="Saint George Canyon" parent="q37114NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37116SEH1" name="Saint Thomas Gap" parent="q37116SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114SWB3" name="Snap Canyon East" parent="q37114SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114SWA3" name="Snap Canyon West" parent="q37114SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114SWC3" name="Snap Draw" parent="q37114SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114NWD3" name="Sullivan Draw North" parent="q37114NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114NWD4" name="Sullivan Draw South" parent="q37114NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37116NEH4" name="Virgin Peak" parent="q37116NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114SWD2" name="Wildcat Ranch" parent="q37114SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q37114NWC2" name="Wolf Hole Mountain West" parent="q37114NW" scope="quadrangle 1:24,000 scale"/></rt></descriptor>