original description(ofSemionellus tertius Chamberlin, 1948)Chamberlin, R. V. (1948). A third species in the Chelodesmid genus Semionellus (Diplopoda). <em>Entomological News.</em> 59: 258-259. page(s): 259 [details]
Present Inaccurate Introduced: alien Containing type locality