Chordata Bateson, 1885 - chordates
Class Pisces Linnaeus, 1758
see Superclass Pisces Linnaeus, 1758
Subclass Actinopteri Cope, 1871
see [unranked] Actinopteri Cope, 1871
Order Isospondyli Cope, 1887
see Order Osteoglossiformes Berg, 1940
Suborder Clupeoidei Rafinesque, 1810
Family Macristiidae [monotypic]
see Family Bathysauridae
Genus Macristium Regan, 1903
see Genus Bathysaurus Günther, 1878