Schubart, O. (1950). A posiçao sistemática do Spirostreptus pygidalis Schubart 1944 (Spirostreptidae, Diplopoda). Anais da Academia Brasileira de Ciências, 22(1): 87-95 page(s): 91-92, 94, figs. 7-9 [details]
original descriptionSchubart, O. (1950). A posiçao sistemática do Spirostreptus pygidalis Schubart 1944 (Spirostreptidae, Diplopoda). Anais da Academia Brasileira de Ciências, 22(1): 87-95 page(s): 91-92, 94, figs. 7-9 [details]
additional sourceKrabbe, E. (1982). Systematik der Spirostreptidae (Diplopoda, Spirostreptomorpha). Abhandlungen und Verhandlungen des Naturwissenschaftlichen Vereins in Hamburg (N.F.), 24: 1-476. Hamburg page(s): 331 [details]
Present Inaccurate Introduced: alien Containing type locality