original description
Ebner, V. v. (1868). <i>Helleria</i>, eine neue isopoden-gattung aus der familie der oniscoiden. <em>Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien.</em> 18: 95-114, pl. 1. [details] 
original description
(of Syntomagaster dasypus Costa, 1882) Costa, A. (1882). Rapporto preliminare e sommario sulla richerche zoologiche fatte in Sardegna durante la primavera del 1882. <em>Rendiconto dell'Accademia delle Scienze Fisiche e Matematiche (Sezione della Società Reale di Napoli).</em> 21: 189-201. [details] 
original description
(of Syspastus sardous Verhoeff, 1908) Verhoeff, K. W. (1908). Über Isopoden. 15. Aufsatz. <em>Archiv für Biontogie.</em> 2(2): 335-387, pls. 29-31. [details] 
basis of record
Schotte, M., B.F. Kensley & S. Shilling. (1995 onwards). World list of Marine, Freshwater and Terrestrial Crustacea Isopoda. National Museum of Natural History Smithsonian Institution: Washington D.C., USA - no longer online. [website archived on 2018-01-25]. [details]
additional source
Schmalfuss, H. (2003). World catalog of terrestrial isopods (Isopoda: Oniscidea). <em>Stuttgarter Beiträge zur Naturkunde Serie A (Biologie).</em> 654: 1-341., available online at https://www.biodiversitylibrary.org/page/60882444 [details] Available for editors 
From editor or global species database
type locality Italy [details]