n = 54
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Lampetra aepyptera | (Abbott, 1860) | Lampetra aepyptera | Petromyzontidae | Least brook lamprey |
| Lampetra alaskanse | (Vladykov & Kott, 1978) | Lethenteron alaskense | Petromyzontidae | Alaskan brook lamprey |
| Lampetra alaskense | (Vladykov & Kott, 1978) | Lethenteron alaskense | Petromyzontidae | Alaskan brook lamprey |
| Lampetra alaskensis | (Vladykov & Kott, 1978) | Lethenteron alaskense | Petromyzontidae | Alaskan brook lamprey |
| Lampetra alavariensis | Mateus, Alves, Quintella & Almeida, 2013 | Lampetra alavariensis | Petromyzontidae | |
| Lampetra appendix | (DeKay, 1842) | Lethenteron appendix | Petromyzontidae | American brook lamprey |
| Lampetra aurea | (Bean, 1881) | Lethenteron camtschaticum | Petromyzontidae | Arctic lamprey |
| Lampetra auremensis | Mateus, Alves, Quintella & Almeida, 2013 | Lampetra auremensis | Petromyzontidae | |
| Lampetra ayresi | (Günther, 1870) | Lampetra ayresii | Petromyzontidae | Western river lamprey |
| Lampetra ayresii | (Günther, 1870) | Lampetra ayresii | Petromyzontidae | Western river lamprey |
| Lampetra bergi | Vladykov, 1925 | Eudontomyzon danfordi | Petromyzontidae | Carpathian lamprey |
| Lampetra borealis | (Girard, 1858) | Lethenteron camtschaticum | Petromyzontidae | Arctic lamprey |
| Lampetra camtschatica | (Tilesius, 1811) | Lethenteron camtschaticum | Petromyzontidae | Arctic lamprey |
| Lampetra cibaria | (Girard, 1858) | Lampetra ayresii | Petromyzontidae | Western river lamprey |
| Lampetra danfordi | (Regan, 1911) | Eudontomyzon danfordi | Petromyzontidae | Carpathian lamprey |
| Lampetra eyresi | (Günther, 1870) | Lampetra ayresii | Petromyzontidae | Western river lamprey |
| Lampetra fluviatilis | (Linnaeus, 1758) | Lampetra fluviatilis | Petromyzontidae | River lamprey |
| Lampetra fluviatilis japonica | (Martens, 1868) | Lethenteron camtschaticum | Petromyzontidae | Arctic lamprey |
| Lampetra fluviatilis typica | Berg, 1931 | Lampetra fluviatilis | Petromyzontidae | River lamprey |
| Lampetra folletti | (Vladykov & Kott, 1976) | Entosphenus folletti | Petromyzontidae | Northern California brook lamprey |
| Lampetra geminis | (Álvarez, 1966) | Tetrapleurodon geminis | Petromyzontidae | Mexican brook lamprey |
| Lampetra gracilis | Kux, 1965 | Eudontomyzon danfordi | Petromyzontidae | Carpathian lamprey |
| Lampetra hubbsi | (Vladykov & Kott, 1976) | Lampetra hubbsi | Petromyzontidae | Kern brook lamprey |
| Lampetra japonica | (Martens, 1868) | Lethenteron camtschaticum | Petromyzontidae | Arctic lamprey |
| Lampetra japonica kessleri | (Anikin, 1905) | Lethenteron kessleri | Petromyzontidae | Siberian brook lamprey |
| Lampetra japonica septentrionalis | Berg, 1931 | Lethenteron camtschaticum | Petromyzontidae | Arctic lamprey |
| Lampetra kessleri | (Anikin, 1905) | Lethenteron kessleri | Petromyzontidae | Siberian brook lamprey |
| Lampetra lanceolata | Kux & Steiner, 1972 | Lampetra lanceolata | Petromyzontidae | Turkish brook lamprey |
| Lampetra lethophaga | Hubbs, 1971 | Entosphenus lethophagus | Petromyzontidae | Pit-Klamath brook lamprey |
| Lampetra lusitanica | Mateus, Alves, Quintella & Almeida, 2013 | Lampetra lusitanica | Petromyzontidae | |
| Lampetra macrostoma | Beamish, 1982 | Entosphenus macrostoma | Petromyzontidae | Vancouver lamprey |
| Lampetra mariae | Berg, 1931 | Eudontomyzon mariae | Petromyzontidae | Ukrainian brook lamprey |
| Lampetra marina | (Linnaeus, 1758) | Petromyzon marinus | Petromyzontidae | Sea lamprey |
| Lampetra minima | Bond & Kan, 1973 | Entosphenus minimus | Petromyzontidae | Miller Lake lamprey |
| Lampetra minor | Grossinger, 1794 | Eudontomyzon danfordi | Petromyzontidae | Carpathian lamprey |
| Lampetra mitsukurii | Hatta, 1901 | Lethenteron mitsukurii | Petromyzontidae | |
| Lampetra mitsukurii major | Hatta, 1911 | Lethenteron camtschaticum | Petromyzontidae | Arctic lamprey |
| Lampetra mitsukurii minor | Hatta, 1911 | Lethenteron mitsukurii | Petromyzontidae | |
| Lampetra morii | Berg, 1931 | Eudontomyzon morii | Petromyzontidae | Korean lamprey |
| Lampetra ninae | (Naseka, Tuniyev & Renaud, 2009) | Lethenteron ninae | Petromyzontidae | Western Transcaucasian lamprey |
| Lampetra opisthodon | Gratzianov, 1907 | Lampetra fluviatilis | Petromyzontidae | River lamprey |
| Lampetra pacifica | Vladykov, 1973 | Lampetra pacifica | Petromyzontidae | Pacific brook lamprey |
| Lampetra planeri | (Bloch, 1784) | Lampetra planeri | Petromyzontidae | European brook lamprey |
| Lampetra planeri zanandreai | Vladykov, 1955 | Lampetra zanandreai | Petromyzontidae | Po brook lamprey |
| Lampetra reissneri | (Dybowski, 1869) | Lethenteron reissneri | Petromyzontidae | Far Eastern brook lamprey |
| Lampetra richardsoni | Vladykov & Follett, 1965 | Lampetra richardsoni | Petromyzontidae | Western brook lamprey |
| Lampetra richardsonii | Vladykov & Follett, 1965 | Lampetra richardsoni | Petromyzontidae | Western brook lamprey |
| Lampetra similis | (Vladykov & Kott, 1979) | Entosphenus similis | Petromyzontidae | Klamath river lamprey |
| Lampetra soljani | Tutman, Freyhof, Dulčić, Glamuzina & Geiger, 2017 | Lampetra soljani | Petromyzontidae | |
| Lampetra spadicea | Bean, 1887 | Tetrapleurodon spadiceus | Petromyzontidae | Mexican lamprey |
| Lampetra tridentata | (Richardson, 1836) | Entosphenus tridentatus | Petromyzontidae | Pacific lamprey |
| Lampetra tridentatus | (Richardson, 1836) | Entosphenus tridentatus | Petromyzontidae | Pacific lamprey |
| Lampetra wilderi | Gage, 1896 | Lethenteron appendix | Petromyzontidae | American brook lamprey |
| Lampetra zanandreai | Vladykov, 1955 | Lampetra zanandreai | Petromyzontidae | Po brook lamprey |