近几年来,为中国钱币界所关注的热点之一,当为宁夏盐池出的一批象牙古钱。首先,引人注目的是这批古钱的材质。我国古代虽有象牙刻制祖钱之例,但过去认为其上限不过数百年,其实物存世者最早不过明清之物,且数量微乎其微,包括真赝有争议者,超不过十数枚。而这批牙钱存世量,据笔者掌握已达200枚以上。其次,是这批牙钱的时代,据已见到这些钱币的历史年代上至秦半两,包括西汉半两、三铢、五铢,而下限至于 In recent years, one of the hot spots of concern for the Chinese money community is the ancient ivory money from the Yanchi in Ningxia. First of all, what attracts attention is the material of these old coins. Although there were ancient cases of ancestral carvings in ancient China, in the past, its ceiling was limited to hundreds of years, but the earliest survivors were only those from the Ming and Qing dynasties. Their numbers were extremely small, including those involving real pseudo-controversies, over a few dozen. And this batch of dental deposit survives, according to the author has reached more than 200. Second, it is the era of these teething money. According to the history of these coins, it has been seen that the history of these coins has reached half and two in the history of the coin, including half a dozen, three baht and five baht, while the lower limit