Natura - nature
actualia - actual entities
Mundus Plinius - physical world
naturalia - natural bodies
[crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Clade "neomura" Cavalier-Smith 1987
Domain Eukaryota Chatton, 1925 - eukaryotes
Clade neokaryotes Cavalier-Smith 1993 - mitochondrial eukaryotes
Clade neozoa Cavalier-Smith 1993
Clade scotokaryotes Cavalier-Smith 2000
Clade podiates Cavalier-Smith 2012
[crown] Clade Amorphea Adl et al. 2012
[crown] Clade Opisthokonta Cavalier-Smith 1987
Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
Clade filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith 2008
Kingdom Animalia Linnaeus, 1758 - animals
Clade Planulozoa Wallberg, Thollesson, Farris & Jondelius 2004
Subkingdom Bilateria Hatschek, 1888 - bilaterians
Clade Nephrozoa Jondelius, Ruiz-Trillo, Baguñà & Riutort 2002
Infrakingdom Deuterostomia Grobben, 1908
Phylum Chordata Bateson, 1885 - chordates
Subphylum Vertebrata Cuvier, 1812 - vertebrates
Myopterygii - myopterygians
Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
Grade Teleostomi Bonaparte, 1836
Euteleostomi - bony vertebrates
Class Actinopterygii Woodward, 1891 - ray-finned fishes
[crown] Actinopteri Cope, 1871
Subclass Neopterygii Regan, 1923
Infraclass Teleostei Müller, 1845
Supercohort Teleocephala de Pinna, 1996
Cohort Elopomorpha Greenwood et al., 1966
Order Anguilliformes Rafinesque, 1810 - eels
Suborder Anguilloideiᵀ Rafinesque, 1810
01 Genus †Gazolapodus Blot, 1981, incertae sedis
02 Genus †Mylomyrus Woodward, 1910, incertae sedis
03 Family †Anguilloididae
04 Family †Paranguillidae
05 Family †Proteomyridae [monotypic]
06 Family †Patavichthyidae [monotypic]
07 Family †Milananguillidae [monotypic]
08 Family Anguillidaeᵀ Rafinesque, 1815 - freshwater eels
09 Family Heterenchelyidae Regan, 1912
10 Family Moringuidae Gill, 1885 - spaghetti eels