Eisen, G. (1899). Notes on North-American earthworms of the genus Diplocardia. <em>Zoological Bulletin.</em> 2(4): 161-172., available online athttps://doi.org/10.2307/1535422[details]
original descriptionEisen, G. (1899). Notes on North-American earthworms of the genus Diplocardia. <em>Zoological Bulletin.</em> 2(4): 161-172., available online athttps://doi.org/10.2307/1535422[details]