- Halvorsenius exilis Gibson, MacKenzie & Cottle, 1981
- Nematobothrium benedenii (Monticelli, 1893) Maclaren, 1904 (uncertain > taxon inquirendum)
- Nematobothrium faciale (Baylis, 1938) Skrjabin, 1955 accepted as Didymodiclinus facialis (Baylis, 1938) Pozdnyakov, 1996
- Nematobothrium filarina Van Beneden, 1858
- Nematobothrium filiforme Yamaguti, 1934
- Nematobothrium latum Guiart, 1938
- Nematobothrium molae Maclaren, 1904
- Nematobothrium robustum Yamaguti, 1970
- Nematobothrium scombri (Taschenberg, 1879) Ishii, 1935