original description
Harger, O. (1872). Descriptions of new North-American Myriapods. American Journal of Science, 3(4): 117-121
page(s): 120 [details]
additional source
Ryder, J. A. (1880). List of the North American species of the Lysiopetalidae, with a blind form, Zyganopus n.g. Proceedings of the United States National Museum, 3(1881): 524-529
page(s): 527 [details]
additional source
Hoffman, R. L. (1999). Checklist of the millipedes of North and Middle America. <em>Virginia Museum of Natural History, special publication.</em> 8: 1-584., available online at https://www.biodiversitylibrary.org/page/63590410
page(s): 264 [details]
source of synonymy
Hoffman, R. L. (1999). Checklist of the millipedes of North and Middle America. <em>Virginia Museum of Natural History, special publication.</em> 8: 1-584., available online at https://www.biodiversitylibrary.org/page/63590410
page(s): 264 [details]
new combination reference
Cook, O. F.; Collins, G. N. (1895). The Craspedosomatidae of North America. Annals of the New York Academy of Sciences, 9: 1-100. New York, available online at http://biodiversitylibrary.org/page/35260543
page(s): 83; note: Underwoodia iuloides [details]
From editor or global species database