Chamberlin, R. V. (1922). The millipeds of Central America. Proceedings of the United States National Museum, 60(2403): 1-75. Washington D.C., available online athttps://doi.org/10.5479/si.00963801.60-2403.1 page(s): 9, pI. 3 fig. 5 - 7, pI. 4 fig. Progreso (1). 1 - 2 [details]
original descriptionChamberlin, R. V. (1922). The millipeds of Central America. Proceedings of the United States National Museum, 60(2403): 1-75. Washington D.C., available online athttps://doi.org/10.5479/si.00963801.60-2403.1 page(s): 9, pI. 3 fig. 5 - 7, pI. 4 fig. Progreso (1). 1 - 2 [details]
additional sourceLoomis, H. F. (1934). Millipeds of the West Indies and Guiana collectet by the Allison V. Armour Expedition in 1932. Smithsonian miscellaneous Collections, 89(14): 1-69. Washington page(s): 58 [details]
Present Inaccurate Introduced: alien Containing type locality