Original description as Petromyzon tridentatus:
ZooBank:D166F099-CE81-4780-9735-CD7B82A97831.
- Richardson, John. 1836. "The Fish". Fauna Boreali-Americana; or the zoology of the northern parts of British America: containing descriptions of the objects of natural history collected on the late northern land expeditions, under the command of Sir John Franklin, R.N. J. Bentley, London. 3:1-327 (ffm00246)
Conservation: Entosphenus tridentatus is not evaluated by the international union for the conservation of nature in the iucn red list of threatened species.