original description
(of Lysiopetalum hamatum Attems, 1903) Attems, C. M. T. Graf von (1903). Beiträge zur Myriopodenkunde. Zoologische Jahrbücher, Abteilung für Systematik, Ökologie und Geographie der Tiere, 18(1): 63-154, available online at http://biodiversitylibrary.org/page/10338792
page(s): 129; note: Taf. 8, fig 24-27 [details]
additional source
Stoev, P.; Sierwald, P.; Billey, A. (2008). An annotated world catalogue of the millipede order Callipodida (Arthropoda: Diplopoda). Zootaxa, 1706: 1-50
page(s): 21 [details]
From editor or global species database