{ "system" : "China Historical GIS, Harvard University and Fudan University", "license" : "CC BY-NC 4.0", "uri" : "https://maps.cga.harvard.edu/tgaz/placename/hvd_34220", "sys_id" : "hvd_34220", "sys_id of alternate" : "", "spellings" : [ { "written form" : "平原郡", "script" : "traditional Chinese", "exonym language" : "", "attested by" : "", "note" : "" }, { "written form" : "平原郡", "script" : "simplified Chinese", "exonym language" : "", "attested by" : "", "note" : "" }, { "written form" : "pingyuan Jun", "transcribed in" : "Pinyin", "attested by" : "", "note" : "" } ], "feature_type" : { "name" : "郡", "alternate name" : "郡", "transcription" : "jun", "English" : "commandery" }, "temporal" : { "begin" : "502", "begin rule" : "4", "end" : "589", "end rule" : "4" }, "spatial" : { "object_type" : "POINT", "xy_type" : "point", "latitude" : "22.54706", "longitude" : "111.43831", "source" : "FROM_AC", "present_location" : [ { "country code" : "cn", "text" : "广东省罗定县西南罗镜镇", "source" : "Fudan", "attestation" : "" } ] }, "historical_context" : { "part of" : [ { "begin year" : "502", "end year" : "588", "parent id" : "hvd_30287", "name" : "泷州", "transcribed" : "Long Zhou" }, { "begin year" : "589", "end year" : "589", "parent id" : "hvd_113617", "name" : "隋", "transcribed" : "Sui" } ], "subordinate units" : [ { "begin_year" : "502", "end_year" : "582", "child id" : "hvd_45326", "name" : "博平县", "transcribed" : "Boping Xian" }, { "begin_year" : "556", "end_year" : "560", "child id" : "hvd_45066", "name" : "武强县", "transcribed" : "Wuqiang Xian" }, { "begin_year" : "499", "end_year" : "501", "child id" : "hvd_45311", "name" : "聊城县", "transcribed" : "Liaocheng Xian" }, { "begin_year" : "502", "end_year" : "582", "child id" : "hvd_45311", "name" : "聊城县", "transcribed" : "Liaocheng Xian" }, { "begin_year" : "384", "end_year" : "501", "child id" : "hvd_45333", "name" : "茌平县", "transcribed" : "Chiping Xian" }, { "begin_year" : "502", "end_year" : "555", "child id" : "hvd_45333", "name" : "茌平县", "transcribed" : "Chiping Xian" }, { "begin_year" : "526", "end_year" : "555", "child id" : "hvd_45314", "name" : "西聊县", "transcribed" : "Xiliao Xian" }, { "begin_year" : "502", "end_year" : "589", "child id" : "hvd_42629", "name" : "龙乡县", "transcribed" : "Longxiang Xian" } ], "preceded by" : [ ] }, "data source" : "CHGIS", "source note" : "平原郡(502-589年)治所和界线

梁天监元年(502年)析广熙郡为平原、开阳、罗阳三郡。郡治龙乡县,治所即今广东省罗定县西南罗镜镇。辖境相当今广东省罗定县南部和信宜县北部地区。(2)。隋开皇十年(590年)废郡为县,属泷州(3)。

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(1),《隋书》卷31?地理下?永熙郡:梁置泷州。统县六。首县泷水县:“旧置开阳县,置开阳、平原、罗阳等郡。平陈,郡并废,以名县。开皇十八年改平原曰泷水,罗阳为正阳。大业初置永熙郡,开阳、正阳俱废入焉。”(北京,中华书局,1973年,3册,882页)。
(2),据所领县故址及其后政区变迁和《一统志》广东各县沿革,辖境相当今广东省罗定县南部和信宜县北部地区。
(3),见注(1)。", "source uri" : "" }