<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="h02060007" name="Blackwater-Wicomico" parent="h020600" scope="hydrologic unit"/><bt><term thcode="1" code="h020600" name="Upper Chesapeake" parent="h0206" scope="hydrologic accounting unit"/><term thcode="1" code="h0206" name="Upper Chesapeake" parent="h02" scope="hydrologic subregion"/><term thcode="1" code="h02" name="Mid Atlantic" 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="p1642" name="Blackwater National Wildlife Refuge" parent="p13" scope="National Wildlife Refuge"/><term thcode="1" code="q39078SEH1" name="Blackwater River" parent="q39078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39078SEH3" name="Bloodsworth Island" parent="q39078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39078NEH4" name="Cambridge" parent="q39078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076SWA1" name="Chicamacomico River" parent="q39076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39078NEG4" name="Church Creek" parent="q39078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076SWA3" name="Deal Island" parent="q39076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076SWD1" name="Delmar" parent="q39076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f24019" name="Dorchester" parent="fUS24" scope="county"/><term thcode="1" code="q39076NWA4" name="East New Market" parent="q39076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076SWC2" name="Eden" parent="q39076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076NWB3" name="Federalsburg" parent="q39076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39078SEG1" name="Golden Hill" parent="q39078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076SWC1" name="Hebron" parent="q39076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39078SEG2" name="Honga" parent="q39078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076SWB1" name="Mardela Springs" parent="q39076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076SWB3" name="Monie" parent="q39076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076SWA2" name="Nanticoke" parent="q39076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076SWE1" name="Pittsville" parent="q39076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076SWC3" name="Princess Anne" parent="q39076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076NWB4" name="Rhodesdale" parent="q39076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076SWD2" name="Salisbury" parent="q39076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f24039" name="Somerset" parent="fUS24" scope="county"/><term thcode="1" code="f10005" name="Sussex" parent="fUS10" scope="county"/><term thcode="1" code="q39078SEF1" name="Taylors Island" parent="q39078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076SWE2" name="Wango" parent="q39076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39076SWB2" name="Wetipquin" parent="q39076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f24045" name="Wicomico" parent="fUS24" scope="county"/><term thcode="1" code="q39078SEH2" name="Wingate" parent="q39078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f24047" name="Worcester" parent="fUS24" scope="county"/></rt></descriptor>