(ofHyas coarctatus ursinus Rathbun, 1924)Rathbun, M.J. (1924). New species and subspecies of spider crabs. <em>Proceedings of the United States National Museum.</em> 64(2504): 1-5.[details] Available for editors
DecaNet eds. (2025). DecaNet. Hyas ursinus Rathbun, 1924. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=442168 on 2025-09-17
Marine Species Traits editorial board (2025). Marine Species Traits. Hyas ursinus Rathbun, 1924. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=442168 on 2025-09-17
original description(ofHyas coarctatus ursinus Rathbun, 1924)Rathbun, M.J. (1924). New species and subspecies of spider crabs. <em>Proceedings of the United States National Museum.</em> 64(2504): 1-5.[details] Available for editors
basis of recordLiu, J.Y. [Ruiyu] (ed.). (2008). Checklist of marine biota of China seas. <em>China Science Press.</em> 1267 pp. (look up in IMIS) [details] Available for editors
Present Inaccurate Introduced: alien Containing type locality