Kingdom Animalia (animals) Eumetazoa (metazoans) Bilateria (bilaterally symmetrical animals) Deuterostomia (deuterostomes) Phylum Chordata (chordates) Craniata (craniates) Subphylum Vertebrata (vertebrates) Class Cephalaspidomorphi (lampreys) Order Petromyzontiformes (lampreys) Family Petromyzontidae (lampreys) Genus Lampetra Species Lampetra aepyptera (Least brook lamprey) Species Lampetra alaskensis (Alaskan brook lamprey) Species Lampetra appendix (American brook lamprey) Species Lampetra ayresii (River lamprey) Species Lampetra camtschatica (Arctic lamprey) Species Lampetra fluviatilis (European river lamprey) Species Lampetra folletti (Modoc brook lamprey) Species Lampetra geminis (Jacona lamprey) Species Lampetra lamottei (Brook lamprey) Species Lampetra lethophaga (Pit-Klamath brook lamprey) Species Lampetra macrostoma (Vancouver lamprey) Species Lampetra minima (Miller Lake Lamprey) Species Lampetra morii (Korean lamprey) Species Lampetra pacifica (Pacific brook lamprey) Species Lampetra planeri (European brook lamprey) Species Lampetra reissneri (Asiatic brook lamprey) Species Lampetra richardsoni (Nonparasitic brook lamprey) Species Lampetra similis (Klamath lamprey) Species Lampetra spadicea (Mexican lamprey) Species Lampetra tridentata (Pacific lamprey)
