original description
Pfeiffer, L. (1855). A monograph of the genera <i>Realia</i> and <i>Hydrocena</i>. <em>Proceedings of the Zoological Society of London.</em> 22 (278) (“1854”): 304; 22 (279) (“1854”): 305–309 [8. May 1855]., available online at https://www.biodiversitylibrary.org/page/30747729
page(s): 308 [details]
From editor or global species database
Type locality Island of Borneo [details]