original descriptionYen, J. T.-C. (1969). Fossile nicht-marine Mollusken-Faunen aus Nordchina. <em>Sitzungsberichten der Österr. Akademie der Wissenschaften.</em> 177(1/3): 21-64., available online athttp://www.zobodat.at/stable/pdf/SBAWW_177_0021-0064.pdf page(s): 56-57 [details] Available for editors [request]
original description(ofPlectopyloides (Henanspirus) Y.-T. Li, 1986 †)Li, Y.-T. (1986). The correction of diagnosis and classification of the gastropod <em>Plectopyloides</em> Yen. <em>Professional Papers of Stratigraphy and Palaeontology.</em> 14: 241-252. page(s): 246 [details] Available for editors [request]
original description(ofPlectopyloides (Mengyinspirus) Y.-T. Li, 1986 †)Li, Y.-T. (1986). The correction of diagnosis and classification of the gastropod <em>Plectopyloides</em> Yen. <em>Professional Papers of Stratigraphy and Palaeontology.</em> 14: 241-252. page(s): 244 [details] Available for editors [request]
original description(ofPlectopyloides (Yenellus) Y.-T. Li, 1986 †)Li, Y.-T. (1986). The correction of diagnosis and classification of the gastropod <em>Plectopyloides</em> Yen. <em>Professional Papers of Stratigraphy and Palaeontology.</em> 14: 241-252. page(s): 245-246 [details] Available for editors [request]