东汉荆州刺史部所辖诸郡沿革考

东汉在大部分时间内推行的是郡(国)县二级制。对东汉郡国的探讨，可谓理清东汉政区演变的关键所在。本文利用现存的文献资料，以东汉初年荆州刺史部作为具体的考证区域，将其时该刺史部所辖的南阳、南郡、江夏、零陵、桂阳、武陵、长沙等郡的沿革做了通代的详尽考察，使其变迁的分辨率精确到年，为进一步从事东汉政区地理的全面研究提供了基础。

Evolution of the Prefectures within the Jurisdiction of the Department of Jingzhou Prefectural Govemor in the Eastern Han Dynasty

For most of the time, the Eastern Han Dynasty practised thd system of prefectures and counties. An inquiry into the Eastern Han prefectur e s is the key to sorting out the evolution of its administrative divisions. After having studied existing documents and materials, this paper takes the Department of Jingzhou Prefectural Govemor as the specific district for textual research a nd has made a detailed examination of the evolution of the prefectures within its jurisdiction: Nanyang, Nanjun, Jiangxia, Lingling, Guiyang, Wuling, and Changs ha. This has laid a foundation for further research of the geography of the admi nistrative divisions of the Eastern Han Dynasty.