original description
Verhoeff, K. W. (1951). Zur vergleichenden Morphologie südamerikanischer Spirostreptiden und eine neue Familie der Rhachidesmidea,. Zoologischer Anzeiger, 146(1-2): 31-44. Jena.
page(s): 41 [details]
additional source
Hoffman, R. L. (1980). Classification of the Diplopoda. 1-237. Genève.
page(s): 95 [details]
additional source
Jeekel, C. A. W. (1971). Nomenclator generum et familiarum Diplopodorum: A list of the genus and family-group names in the Class Diplopoda from the 10th edition of Linnaeus, 1758, to the end of 1957. Monografieen van de Nederlandse Entomologische Vereniging, 5: 1-412. Amsterdam, available online at https://nev.nl/wp-content/uploads/2020/11/Mono-05-Jeekel-1970-OCR.pdf
page(s): 125 [details]
source of synonymy
Hoffman, R. L. (1974). Studies on spirostreptoid millipeds. XIII. Supplementary notes on the genus Urostreptus. Studies on Neotropical Fauna and Environment, 9: 77-83
page(s): 78; note: Exospermastix is junior synonym od Urostreptus [details]
From editor or global species database