original description
(of Julus frisius Verhoeff, 1891) Verhoeff, K. W. (1891). Ein Beitrag zur mitteleuropäischen Diplopodenfauna. Berliner entomologische Zeitschrift, 36(1): 115-166. Berlin
page(s): 133 [details]
source of synonymy
Pedroli-Christen, A. (1993). Faunistique des mille-pattes de Suisse (Diplopoda) - Faunistik der Tausendfüssler der Schweiz (Diplopoda). Documenta Faunistica Helvetiae, 14: 1-167, i-lxii. Neuchâtel
page(s): 79 [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.
page(s): 176 [details]
source of synonymy
Tajovský, K. (2001). Millipedes (Diplopoda) of the Czech Republic. <em>Myriapodologica Czecho-Slovaca.</em> 1: 11-24.
page(s): 15 [details]
From editor or global species database