World Database of Nematodes

• Alaimonemella simplex Allgén, 1935 accepted as Litinium simplex (Allgen, 1935) Lorenzen, 1981
• Trefusia americana Keppner, 1992
• Trefusia attenuata Bussau, 1993
• Trefusia axonolaimoides Allgén, 1953
• Trefusia conica Gerlach, 1957
• Trefusia cornea Gerlach, 1958
• Trefusia curvispiculosa Vincx & Vanreusel, 1989
• Trefusia dominatrix Bussau, 1993
• Trefusia filicauda Allgén, 1933
• Trefusia filum Schuurmans Stekhoven, 1942 (uncertain > taxon inquirendum)
• Trefusia helgolandica Riemann, 1966
• Trefusia honessi Keppner, 1986
• Trefusia litoralis (Allgén, 1932)
• Trefusia longicauda de Man, 1893
• Trefusia longicaudata de Man, 1893 accepted as Trefusia longicauda de Man, 1893
• Trefusia longicorpa Keppner, 1986
• Trefusia longiseta Allgén, 1947 (uncertain > taxon inquirendum)
• Trefusia magna Filipjev, 1946 accepted as Trefusialaimus magnus (Filipjev, 1946) Riemann, 1974
• Trefusia multipapillatum Bouwman, 1981
• Trefusia nidrosiensis Allgén, 1933 (uncertain > taxon inquirendum)
• Trefusia obtusicaudata Allgen, 1933 (uncertain > taxon inquirendum)
• Trefusia piperata Leduc, 2013
• Trefusia pseudolitoralis Vitiello, 1970
• Trefusia schiemeri Ott, 1977
• Trefusia spatulata Keppner, 1992
• Trefusia varians Gerlach, 1955
• Trefusia zostericola Allgén, 1933
• Trefusialaimus idrisi Leduc, 2013
• Trefusialaimus magnus (Filipjev, 1946) Riemann, 1974
• Trefusialaimus monorchis Riemann, 1974