(ofAmphiascus demersus Nicholls, 1939)Nicholls, A.G. (1939). Marine harpacticoids and cyclopoids from the shores of the St. Lawrence. <em>Le Naturaliste Canadien, Quebec.</em> 66(2):241-316, 28 figs.[details] Available for editors
Walter, T.C.; Boxshall, G. (2025). World of Copepods Database. Sarsamphiascus demersus (Nicholls, 1939). Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2025) European Register of Marine Species at: https://www.vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=549129 on 2026-07-16
original description(ofAmphiascus demersus Nicholls, 1939)Nicholls, A.G. (1939). Marine harpacticoids and cyclopoids from the shores of the St. Lawrence. <em>Le Naturaliste Canadien, Quebec.</em> 66(2):241-316, 28 figs.[details] Available for editors
source of synonymyHuys, R. (2009). Unresolved cases of type fixation, synonymy and homonymy in harpacticoid copepod nomenclature (Crustacea: Copepoda). <em>Zootaxa.</em> 2183:1-99., available online athttp://www.mapress.com/zootaxa/2009/2/zt02183p099.pdf[details] Available for editors
Present Inaccurate Introduced: alien Containing type locality