• Polygordius Schneider, 1868
• Polygordius antarcticus Rota & Carchini, 1999
• Polygordius appendiculata [auct. misspelling of 'appendiculatus'] accepted as Polygordius appendiculatus Fraipont, 1887
• Polygordius appendiculatus Fraipont, 1887
• Polygordius arafura Avery, Ramey & Wilson, 2009
• Polygordius epitocus Dawydoff, 1905
• Polygordius erikae Tustison, Ramey-Balci & Rouse, 2020
• Polygordius erythrophthalmus (Giard, 1880)
• Polygordius eschaturus Marcus, 1948
• Polygordius eschaturus brevipapillosus Jouin & Rao, 1987
• Polygordius flavicaudatus [auct. misspelling for 'flavocapitatus'] accepted as Lindrilus flavocapitatus (Uljanina, 1877)
• Polygordius flavocapitatus Uljanina, 1877 accepted as Lindrilus flavocapitatus (Uljanina, 1877)
• Polygordius ijimai Izuka, 1903
• Polygordius jenniferae Tustison, Ramey-Balci & Rouse, 2020
• Polygordius jouinae Ramey, Fiege & Leander, 2006
• Polygordius kiarama Avery, Ramey & Wilson, 2009
• Polygordius kurthcarolae Tustison, Ramey-Balci & Rouse, 2020
• Polygordius kurthsusanae Tustison, Ramey-Balci & Rouse, 2020
• Polygordius lacteus Schneider, 1868
• Polygordius leo Marcus, 1955
• Polygordius madrasensis Aiyar & Alikuhni, 1944
• Polygordius neapolitanus Fraipont, 1887
• Polygordius pacificus Uchida, 1935
• Polygordius pacificus floreanensis Schmidt & Westheide, 1977
• Polygordius ponticus Salensky, 1907 accepted as Polygordius lacteus Schneider, 1868
• Polygordius purpureus Schneider, 1868 accepted as Megadrilus purpureus (Schneider, 1868)
• Polygordius schnederi [auct. misspelling for 'schneideri'] accepted as Megadrilus schneideri (Langerhans, 1880)
• Polygordius schneideri Langerhans, 1880 accepted as Megadrilus schneideri (Langerhans, 1880)
• Polygordius triestinus Woltereck in Hempelmann, 1906
• Polygordius uroviridis Aiyar & Alikuhni, 1944
• Polygordius villoti Perrier, 1875