World Register of Marine Species (WoRMS)
Decker, P.; Sierwald, P.; Spelda, J.; Barber, A.D.; Antic, D.; Bouzan, R.; Enghoff, H.; Hennen, D.; Iniesta, L. F. M.; Means, J.; Nguyen, A. D.; Simmons, E.; Wesener, T. (2026). MilliBase. Orthoporus arizonicus Loomis, 1953. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=940002 on 2026-08-29
Loomis, H. F. (1953). New millipeds of the western States and Lower California. Journal of the Washington Academy of Sciences, 43: 417-422