(ofPolydesmus placidus Wood, 1864)Wood, H. C. (1864). Descriptions of new species of North American Polydesmidae. Proceedings of the Academy of natural Science of Philadelphia, 1864: 6-10 page(s): 9 [details]
original description(ofPolydesmus floridus Wood, 1864)Wood, H. C. (1864). Descriptions of new species of North American Polydesmidae. Proceedings of the Academy of natural Science of Philadelphia, 1864: 6-10 page(s): 9 [details]
original description(ofLeptodesmus borealis Bollman, 1893)Bollman, C. H. (1893). A list of the Myriapoda of Minnesota. Bulletin of the United States National Museum, 46: 181-185. Washington page(s): 183 [details]
original description(ofSemionellus michiganus (Chamberlin, 1946))Chamberlin, R. V. (1946). Two new species of the milliped genera Chonaphe and Aniulus. Proceedings of the Biological Society of Washington, 59: 31-34 page(s): 31 [details]
original description(ofPolydesmus placidus Wood, 1864)Wood, H. C. (1864). Descriptions of new species of North American Polydesmidae. Proceedings of the Academy of natural Science of Philadelphia, 1864: 6-10 page(s): 9 [details]
original description(ofChonaphe michiganus Chamberlin, 1946)Chamberlin, R. V. (1946). Two new species of the milliped genera Chonaphe and Aniulus. Proceedings of the Biological Society of Washington, 59: 31-34 page(s): 31 [details]
Present Inaccurate Introduced: alien Containing type locality