Children (32 direct children, 34 direct and indirect children):
European river lamprey
(tree size 2)
River lamprey, lampern
European brook lamprey
Brook lamprey
Lampetra tridentata
Pacific lamprey
Lampetra aepyptera
Least brook lamprey
Lampetra lanceolata
Turkish brook lamprey
Lampetra ayresii
River lamprey
Lampetra zanandreai
Lampetra richardsoni
Western brook lamprey
Lampetra lamottenii
Lampetra japonica
Lampetra spadicea
Mexican lamprey
Lampetra appendix
Lampetra reissneri
Lampetra minima
Lampetra folletti
Lampetra macrostoma
Lampetra morii
Lampetra similis
Lampetra pacifica
Lampetra alavariensis
Lampetra auremensis
Lampetra lusitanica
Lampetra hubbsi
Kern brook lamprey
Lampetra soljani
Lampetra alaskensis
Lampetra ninae
Lampetra aurea
Lampetra borealis
Lampetra camtschatica
Lampetra cibaria
Lampetra marina
Lampetra wilderi