It currently contains these recognized species: •
Notacanthus abbotti Fowler, 1934 (Mindanao spiny eel) •
Notacanthus arrontei Bañón, Barros-García, Baldó, Cojan & Carlos, 2024 •
Notacanthus bonaparte A. Risso, 1840 (Shortfin spiny eel) •
Notacanthus chemnitzii Bloch, 1788 (Snub-nosed spiny eel) •
Notacanthus indicus Lloyd, 1909 (Arabian spiny eel) •
Notacanthus laccadiviensis Konhamkakkada, Kinattumkara, Raghavan & Sivanpillai, 2023 •
Notacanthus sexspinis J. Richardson, 1846 (Spiny-back eel) •
Notacanthus spinosus Garman, 1899 (Panama spiny-back eel) ==References==