秦汉以来,中国西南及其与越南的交通往来逐步频繁,随着这些古道的开通,以动物助人第造城邑为母题的民间传说也在相关地区传播,如古代蜀、滇、粤(桂)及交止地区都有多种龟城、龙城传说,而这些传说又都以《楚辞》神话为原型,从而形成以楚、蜀、滇、粤、越为点带,以龟、龙(蛇)为主角的造城传说圈。 Since the Qin and Han dynasties, southwestern China and Vietnam have enjoyed frequent and frequent contacts with them. With the opening of these ancient roads, folk tales based on animal-made townships have also been disseminated in related areas, such as ancient Shu, Yunnan and Guangdong ) And stopping areas have a variety of Turtle City, Dragon City legend, and these legends are again “Chu Ci” myth as the prototype, resulting in Chu, Shu, Yunnan, Guangdong, the more point to turtle, dragon (Snake) as the protagonist of the city legend circle.