original description
Loomis, H. F. (1960). Millipeds of the order Polydesmida from the western states and Baja California. Journal of the Kansas Entomological Society, 33: 57-68
page(s): 62 [details]
additional source
Shear, W. A.; Shelley, R. M. (2007). The milliped genus Tidesmus Chamberlin, 1943 (Polydesmida: Macrosternodesmidae). Zootaxa, 1656: 51-68
page(s): 6; note: Synonimized P. cooki with Tidesmus episcopus [details]
From editor or global species database