[order] ANSERIFORMES | [family] Anatidae | [latin] Mergus octosetaceus | [authority] Vieillot, 1817 | [UK] Brazilian Merganser | [FR] Harle huppard | [DE] Dunkelsager | [ES] Pato Serrucho (Arg), Serreta Brasilena | [NL] Braziliaanse Zaagbek Subspecies Genus Species subspecies Region Range Mergus octosetaceus SA e, sc Genus Mergus is the genus of the typical mergansers, […]