Natura - nature
actualia - actual entities
Mundus Plinius - physical world
naturalia - natural bodies
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 discaria Cavalier-Smith, 2021
Clade dorsates Cavalier-Smith, 2021
Clade podiates Cavalier-Smith, 2012
Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
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 Craniata auct.
Infraphylum Vertebrata Lamarck, 1801 - vertebrates
Clade Pan-Gnathostomata Downs 2020
Superclass Gnathostomataᵀ Gegenbaur, 1874 - jawed vertebrates
[crown] Clade Eugnathostomata
Clade Pan-Osteichthyes Rowe 2004 [Moore & Near 2020]
Clade Osteichthyes Huxley 1880 [Moore & Near 2020]
Clade Pan-Actinopterygii Rowe 2004 [Moore & Near 2020]
Clade Actinopterygiiᵀ Woodward 1891 [Moore & Near 2020]
Clade Pan-Actinopteri Moore & Near 2020
Class Actinopteri Cope, 1871
Subclass Neopterygii Regan, 1923
Infraclass Teleosteomorpha Arratia, 2001
Division Teleostei Müller, 1845
Supercohort Teleocephala de Pinna, 1996 - crown-group Teleostei
Cohort Clupeocephala Patterson & Rosen, 1977
Subcohort Euteleosteomorpha Greenwood et al., 1966
Infracohort Neoteleostei Nelson, 1969
Supersection Eurypterygia Rosen, 1973
Section Ctenosquamata Rosen, 1973
Subsection Acanthomorphata Rosen, 1973
Clade Euacanthomorpha Johnson & Patterson, 1993
Clade Holacanthopterygii Johnson & Patterson, 1993
Division Acanthopterygii Rosen & Patterson, 1969
Subdivision Percomorphaceae
Series Ovalentaria Smith & Near, 2012
Superorder Atherinomorphae Greenwood et al., 1966
Clade Cyprinodontoidei Dyer & Chernoff, 1996
Order Cyprinodontiformes Berg, 1940 - killifishes
Suborder Aplocheiloidei
Family Rivulidae Myers, 1925, nom. illeg. - New World rivulins
Subfamily Cynolebiinae Hoedeman, 1961 - pearl killifishes
Genus Simpsonichthys Carvalho, 1959
Simpsonichthys adornatus Costa, 2000
Simpsonichthys alternatus (Costa & Brasil, 1994)
Simpsonichthys antenori (Tulipano, 1973)
Simpsonichthys auratus Costa & Nielsen, 2000
Simpsonichthys boitonei Carvalho, 1959 - lyrefin pearlfish
Simpsonichthys bokermanni (Carvalho & da Cruz, 1987)
Simpsonichthys brunoi Costa, 2003
Simpsonichthys chacoensis (Amato, 1986)
Simpsonichthys cholopteryx Costa, Moreira & Lima, 2003
Simpsonichthys constanciae (Myers, 1942) - featherfin pearlfish
Simpsonichthys costai (Lazara, 1990)
Simpsonichthys delucai Costa, 2003
Simpsonichthys filamentosus Costa, Barrera & Sarmiento, 1997
Simpsonichthys flagellatus Costa, 2003
Simpsonichthys flavicaudatus (Costa & Brasil, 1990)
Simpsonichthys fulminantis (Costa & Brasil, 1993)
Simpsonichthys ghisolfii Costa, Cyrino & Nielsen, 1996
Simpsonichthys hellneri (Berkenkamp, 1993)
Simpsonichthys ibicuiensis
Simpsonichthys igneus Costa, 2000
Simpsonichthys inaequipinnatus Costa, 2008
Simpsonichthys izecksohni (Da Cruz, 1983)
Simpsonichthys magnificus (Costa & Brasil, 1991)
Simpsonichthys marginatus Costa & Brasil, 1996
Simpsonichthys multiradiatus (Costa & Brasil, 1994)
Simpsonichthys myersi (Carvalho, 1971)
Simpsonichthys parallelus Costa, 2000
Simpsonichthys perpendicularis Costa, Nielsen & de Luca, 2001
Simpsonichthys picturatus Costa, 2000
Simpsonichthys reticulatus Costa & Nielsen, 2003
Simpsonichthys rosaceus Costa, Nielsen & de Luca, 2001
Simpsonichthys santanae (Shibata & Garavello, 1992)
Simpsonichthys similis Costa & Hellner, 1999
Simpsonichthys suzarti Costa, 2004
Simpsonichthys zonatus (Costa & Brasil, 1990)
1 Simpsonichthys flammeus group
2 Simpsonichthys notatus group W. Costa & G. Brasil, 2004