original description
(of Sphaeropoeus tricollis Karsch, 1881) Karsch, F. (1881). Zur Formenlehre der pentazonen Myriopoden. Archiv für Naturgeschichte, 47(1): 19-35. Berlin
page(s): 32; note: plate 2, fig. 9 [details]
additional source
Wesener, T. (2016). The Giant Pill-Millipedes, order Sphaerotheriida –
An annotated species catalogue
with morphological atlas
and list of apomorphies. <em>Bonn zoological Bulletin Supplementum.</em> 63: 1-107., available online at https://zoologicalbulletin.de/bzb_volumes/bzm_63/bzm_63.pdf
page(s): 49 [details]
new combination reference
Jeekel, C. A. W. (2001). A bibliographic catalogue of the Asiatic Sphaerotheriida (Diplopoda). Myriapod memoranda, 3: 5-38. Oisterwijk
page(s): 30; note: as Castanotherium tricollis [details]
From editor or global species database