original description
(of Sphaerotherium libidinosum De Saussure & Zehntner, 1897) Saussure, H. D.; Zehntner, L. (1897). Atlas de l`'Histoire Naturelle des Myriapodes. <em>Histoire physique, naturelle, et politique de Madagascar / par Alfred Grandidier.</em> : pl. 1-15., available online at https://www.biodiversitylibrary.org/page/53579962 [details]
basis of record
Jeekel, C. A. W. (1999). A new pill-millipede from Madagascar, with a catalogue of the species hithero described from the island (Diplopoda, Sphaerotheriida). Myriapod memoranda, 1: 5-21. Amsterdam [details]
additional source
Wesener, T. (2009). Unexplored richness: discovery of 31 new species of Giant Pill-Millipedes endemic to Madagascar, with a special emphasis on microendemism (Diplopoda, Sphaerotheriida). <em>Zootaxa.</em> 2097: 1-134., available online at https://doi.org/10.11646/zootaxa.2097.1.1
note: Key [details]
additional source
Wesener, T.; Sagorny, C. (2021). Seven new giant pill-millipede species and numerous new records of the genus Zoosphaerium from Madagascar (Diplopoda, Sphaerotheriida, Arthrosphaeridae). <em>European Journal of Taxonomy.</em> 758: 1-48., available online at https://europeanjournaloftaxonomy.eu/index.php/ejt/article/view/1423
page(s): 40; note: New locality data [details]
redescription
Wesener, T.; Wägele, J. W. (2008). The giant pill-millipedes of Madagascar: revision of the genus Zoosphaerium (Myriapoda, Diplopoda, Sphaerotheriida). Zoosystema, 30(1): 5-85 [details]
From editor or global species database