Aeolosoma quaternarium Ehrenberg, 1831 (additional source)
Clitellio arenarius (Müller, 1776) represented as Clitellio (Clitellio) arenarius (Müller, 1776) (additional source)
Ilyodrilus filiformis Ditlevsen, 1904 accepted as Rhyacodrilus falciformis Bretscher, 1901 (original description)
Ilyodrilus palustris Ditlevsen, 1904 accepted as Rhyacodrilus palustris (Ditlevsen, 1904) (original description)
Mesenchytraeus fenestratus (Eisen, 1878) accepted as Neoenchytraeus fenestratus Eisen, 1878 (additional source)
Mesenchytraeus glandulosus (Levinsen, 1884) (additional source)
Mesenchytraeus parvus Ditlevsen, 1904 accepted as Mesenchytraeus gaudens Cognetti de Martiis, 1903 (original description)
Monopylephorus parvus Ditlevsen, 1904 (original description)
Monopylephorus rubroniveus Levinsen, 1884 (additional source)
Monopylephorus trichochaetus Ditlevsen, 1904 accepted as Monopylephorus irroratus (Verrill, 1873) (original description)
Pachydrilus claparedeanus Ditlevsen, 1904 accepted as Lumbricillus lineatus (Müller, 1774) (original description)
Pachydrilus maritimus Ude, 1896 accepted as Lumbricillus maritimus (Ude, 1896) (additional source)
Pachydrilus pagenstecheri (Ratzel, 1869) accepted as Lumbricillus pagenstecheri (Ratzel, 1869) (additional source)
Pachydrilus rivalis Levinsen, 1884 accepted as Lumbricillus rivalis (Levinsen, 1884) (additional source)
Pachydrilus tenuis Ude, 1896 accepted as Lumbricillus tenuis (Ude, 1896) (additional source)
Psammoryctes barbatus (Grube, 1860) accepted as Psammoryctides barbatus (Grube, 1860) (additional source)
Psammoryctes fossor Ditlevsen, 1904 accepted as Potamothrix hammoniensis (Michaelsen, 1901) (original description)
Psammoryctes illustris Ditlevsen, 1904 accepted as Psammoryctides albicola (Michaelsen, 1901) (original description)
Spirosperma papillosus (Kessler, 1868) accepted as Spirosperma ferox Eisen, 1879 (source of synonymy)
Trichodrilus allobrogum Claparède, 1862 (additional source)
Tubifex benedeni d'Udekem, 1855 accepted as Tubificoides benedii (d'Udekem, 1855) (additional source)
Tubifex costatus (Claparède, 1863) accepted as Baltidrilus costatus (Claparède, 1863) (additional source)
Tubifex ferox (Eisen, 1879) accepted as Spirosperma ferox Eisen, 1879 (additional source)
Tubifex hoffmeisteri (Claparède, 1862) accepted as Limnodrilus hoffmeisteri Claparède, 1862 (basis of record)
Tubifex ignotus (Štolc, 1886) accepted as Lophochaeta ignota Štolc, 1886 (additional source)
Tubifex marinus Ditlevsen, 1904 accepted as Peloscolex marinus (Ditlevsen, 1904) (original description)
Tubifex tubifex (Müller, 1774) (additional source)