Erjindietang yinpu 二金蝶堂印譜 (actually written 二金蜨堂印譜) is a seal catalogue compiled during the late Qing period 清 (1644-1911) by Zhao Zhiqian 趙之謙 (1829-1884), courtesy name Yifu 益甫 or Weishu 撝叔, style Bei'an 悲庵, Lingjun 冷君, Wumen 無悶 or Mei'an 梅庵, from Shaoxing 紹興, Zhejiang. He was a famous collector of artworks and was an expert in stone slab inscriptions, on which he published several books, like Liuchao biezi ji 六朝别字記, and Bu huanyu fangbei lu 補寰宇訪碑錄. He also wrote a book on contemporary scholarship, Guochao Hanxue shicheng xuji 國朝漢學師承續記. His collected writings are called Bei'an Jushi wencun 悲盦居士文存 and Bei'an Jushi shiyu 悲盦居士詩譽.
The seal catalogue had in its original shape of 1863 a size of 2 volumes. It presented 100 imprints of seals, with transcriptions and notes. In 1902, an edition of 4 volumes was published, with 98 imprints. The third edition of 1910 shows 109 seals, spread over 8 volumes. In 1950, a one-volume edition was published by Wu Pu 吳樸 (1923-2013). It includes slightly more than 200 seal imprints.