南朝诸正史中,唯有《宋书》、《南齐书》有《州郡志》(以下简称《宋志》、《南齐志》),可作为政区地理研究的基础。然《宋志》失于繁琐,讹漏、抵牾之处亦在所难免。①顾祖禹称之为“详而未精”;《南齐志》失之于简,顾氏称之“略标形似”;②《梁书》、《陈书》更无地理志,二者政区沿革,虽略存于《隋书·地理志》(以下简称《隋志》)中,但缺乏全局架 In the history of the Southern Dynasties, only “Song” and “Nan Qi Shu” have “state and county records” (hereinafter referred to as “Song” and “Nan Qi”), which can be used as the basis for the study of the geographical area of ​​the political district. However, “Song” lost in cumbersome, misleading, arrived at the Department is also inevitable. ① Gu Zuyu calls it “detail but not fine”; “Nan Qi” lost to Jane, Gu’s “slight”; “Liang Shu” and “Chen Shu” Although the political evolution of the two areas was slightly reserved in Sui Shu Geographical Records (hereinafter referred to as Sui Zhi), the lack of a global framework