Natura - nature
actualia - actual entities
Mundus Plinius - physical world
naturalia - natural bodies
[crown] Clade Biota J.R. Wagner, 2004 [J. Wiemann et al., 2020]
Clade neomura T. Cavalier-Smith, 1987
Domain Eukaryota Chatton, 1925 - eukaryotes
Clade discaria T. Cavalier-Smith, 2022(2021)
Clade dorsates T. Cavalier-Smith, 2022(2021)
Clade podiates T. Cavalier-Smith, 2013(2012)
[crown] Clade Amorphea S.M. Adl et al., 2012 [A.G.B. Simpson et al., 2020]
[crown] Clade Obazoa M.W. Brown et al., 2013, nom. cl. nov.
[crown] Clade Opisthokonta T. Cavalier-Smith, 1987 [A.G.B. Simpson & M. Medina, 2020] - animal-fungal clade
Superkingdom Holozoa B.F. Lang et al., 2002
Clade filozoa K. Shalchian-Tabrizi et al., 2008, nom. cl. nov.
Kingdom Animalia C. Linnaeus, 1758 - animals
Clade Planulozoa A. Wallberg et al., 2004, nom. cl. nov.
Subkingdom Bilateria (Hatschek, 1888) Cavalier-Smith, 1983 - bilaterians
Clade Nephrozoa U. Jondelius et al., 2002, nom. cl. nov.
Infrakingdom Deuterostomia Grobben, 1908
Phylum Chordata Bateson, 1885 - chordates
Subphylum Vertebrata Cuvier, 1812 - vertebrates
Myopterygii - myopterygians
Superclass Gnathostomata C. Gegenbaur, 1874 - jawed vertebrates
Grade Teleostomi C.L. Bonaparte, 1836
Euteleostomi - bony vertebrates
Class Actinopterygii Woodward, 1891 - ray-finned fishes
[crown] Actinopteri E.D. Cope, 1871
Subclass Neopterygii Regan, 1923
Infraclass Teleostei J. Müller, 1845
Supercohort Teleocephala de Pinna, 1996
Cohort Elopomorpha Greenwood et al., 1966
Order Anguilliformes C.S. Rafinesque Schmaltz, 1810 - eels
Suborder Congroidei (Regan, 1909)
Family Ophichthidae Günther, 1870 - snake eels and worm eels
Subfamily Myrophinae
Genus Ahlia Jordan & Davis, 1892 [monotypic]
Ahlia egmontisᵀ (Jordan, 1884) - key worm eel