original description
Fanzago, F. (1875). Miriapodi della Calabria. Atti della Società Veneto-Trentina di Scienze Naturali, 10(1): 44-76, available online at http:// https://books.google.com/books?id=KGMSIeu-qgsC&printsec=frontcover&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false
page(s): 69 [details] 
original description
(of Calatractosoma Verhoeff, 1900) Verhoeff, K. W. (1900). Beiträge zur Kenntniss paläarktischer Myriopoden. XIII. Aufsatz: Zur vergleichenden Morphologie, Phylogenie, Gruppen- und Art-Systematik der Ascospermophora. Archiv für Naturgeschichte, 66(1): 347-402. Berlin, available online at https://www.biodiversitylibrary.org/page/14103386
page(s): 371 [details]
original description
(of Lessinosoma Strasser, 1977) Strasser, K. (1977). Über italienische, besonders kavernikole Diplopoden, II. Bollettino del musei civico di storia naturale di Verona, 4: 1-19. Verona
page(s): 14 [details]
original description
(of Paratractosoma Ceuca, 1973) Ceuca, T. (1973). Un nouveau genre cavernicole des Alpes: Paratractosoma (Diplopoda, Ascospermophora). Livre de cinquantenaire de l'Institut de Speleologie "Emile Racovitza", 305-311
page(s): 305 [details]
original description
(of Euatractosoma Verhoeff, 1900) Verhoeff, K. W. (1900). Beiträge zur Kenntniss paläarktischer Myriopoden. XIII. Aufsatz: Zur vergleichenden Morphologie, Phylogenie, Gruppen- und Art-Systematik der Ascospermophora. Archiv für Naturgeschichte, 66(1): 347-402. Berlin, available online at https://www.biodiversitylibrary.org/page/14103386
page(s): 371 [details]
additional source
Kime, R. D.; Enghoff, H. (2021). Atlas of European millipedes 3: Order Chordeumatida (Class Diplopoda). <em>European Journal of Taxonomy.</em> 769: 1-244., available online at https://doi.org/10.5852/ejt.2021.769.1497
page(s): 62; note: A genus very much in need of a revision. [details]
source of synonymy
Kime, R. D.; Enghoff, H. (2021). Atlas of European millipedes 3: Order Chordeumatida (Class Diplopoda). <em>European Journal of Taxonomy.</em> 769: 1-244., available online at https://doi.org/10.5852/ejt.2021.769.1497
page(s): 62 [details]
From editor or global species database