(ofFontaria rubromarginata Bollman, 1887)Bollman, C. H. (1887). Description of fourteen new species of North American myriapods. Proceedings of the United States National Museum, 1887: 617-627 page(s): 622 [details]
original description(ofSigiria scorpio Chamberlin, 1939)Chamberlin, R. V. (1939). On some diplopods of the family Fontariidae. <em>Bulletin of the University of Utah, Biological Series.</em> 30(2): 1-19. Salt Lake City. page(s): 9 [details]
original description(ofSigmoria zyga Chamberlin, 1949)Chamberlin, R. V. (1949). A new genus and four new species in the Diplopod family Xystodesmidae. Proceedings of the Biological Society of Washington, 62: 3-6 page(s): 3 [details]
original description(ofFontaria rubromarginata Bollman, 1887)Bollman, C. H. (1887). Description of fourteen new species of North American myriapods. Proceedings of the United States National Museum, 1887: 617-627 page(s): 622 [details]