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 descriptionChamberlin, 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]
additional sourceHoffman, R. L. (1999). Checklist of the millipedes of North and Middle America. <em>Virginia Museum of Natural History, special publication.</em> 8: 1-584. page(s): 360 [details]
source of synonymyChamberlin, R. V.; Hoffman, R. L. (1958). Checklist of the millipeds of North America. United States National Museum Bulletin, 212: 1-236. Washington D. C. page(s): note: of Seminonellus placidus [details]
new combination referenceChamberlin, R. V. (1948). A third species in the Chelodesmid genus Semionellus (Diplopoda). <em>Entomological News.</em> 59: 258-259. page(s): 258; note: Semionellus michiganus [details]
Present Inaccurate Introduced: alien Containing type locality