This paper reports a new method to identify the Chinese drug turtle shells using PCR product direct sequencing method.

用PCR产物直接测序法对中药材龟甲（板）进行鉴别。

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WU Hui in Yunnan Province in June, 2005. A detail description of its external morphology is given in this paper, and a comparison with the female turtle is also presented.

本文对雄性云南闭壳龟的外部形态特征加以描述，并与雌性个体进行比较。

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