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 Otomorpha Wiley & Johnson, 2010
Superorder Ostariophysi Sagemehl, 1885
Section Otophysa Rosen & Greenwood, 1970
Superorder Characiphysae Fink & Fink, 1981
Order Characiformesᵀ Goodrich, 1909 - characins
Suborder Characoideiᵀ
Superfamily Characoideaᵀ Latreille, 1825
Family Acestrorhamphidae Eigenmann, 1907 - American tetras
Subfamily Pristellinae Géry & Boutière, 1964
Genus Hemigrammus Gill, 1858
Hemigrammus aereus Géry, 1959
Hemigrammus analis Durbin, 1909
Hemigrammus arua Lima, Wosiacki & Ramos, 2009
Hemigrammus barrigonae Eigenmann & Henn, 1914
Hemigrammus bellottii (Steindachner, 1882)
Hemigrammus bleheri Géry & Mahnert, 1986 - brilliant rummynose tetra
Hemigrammus boesemani Géry, 1959
Hemigrammus brevis Ellis, 1911
Hemigrammus coeruleus Durbin, 1908
Hemigrammus cupreus Durbin, 1918
Hemigrammus cylindricus Durbin, 1909
Hemigrammus diagonicus Mendonça & Wosiacki, 2011
Hemigrammus elegans (Steindachner, 1882)
Hemigrammus erythrozonus Durbin, 1909 - fire neon
Hemigrammus geisleri Zarske & Géry, 2007
Hemigrammus gracilis (Lütken, 1875)
Hemigrammus guyanensis Géry, 1959
Hemigrammus haraldi Géry, 1961
Hemigrammus hyanuary Durbin, 1918 - Costello tetra
Hemigrammus iota Durbin, 1909
Hemigrammus levis Durbin, 1908
Hemigrammus luelingi Géry, 1964
Hemigrammus lunatus Durbin, 1918
Hemigrammus mahnerti Uj & Géry, 1989
Hemigrammus marginatus Ellis, 1911
Hemigrammus matei Eigenmann, 1918
Hemigrammus maxillaris (Fowler, 1932)
Hemigrammus megaceps Fowler, 1945
Hemigrammus melanochrous Fowler, 1913
Hemigrammus micropterus Meek, 1907
Hemigrammus microstomus Durbin, 1918
Hemigrammus mimus Böhlke, 1955
Hemigrammus neptunus Zarske & Géry, 2002
Hemigrammus newboldi (Fernández-Yépez, 1949)
Hemigrammus ocellifer (Steindachner, 1883) - beacon fish
Hemigrammus ora Zarske & Géry, 2006
Hemigrammus orthus Durbin, 1909
Hemigrammus parana M.M.F. Marinho et al., 2008
Hemigrammus pretoensis Géry, 1965
Hemigrammus pulcher Ladiges, 1938 - black wedge tetra
Hemigrammus rhodostomus E. Ahl, 1924 - rednose tetra
Hemigrammus rodwayi Durbin, 1909 - bass tetra
Hemigrammus schmardae (Steindachner, 1882)
Hemigrammus silimoni Britski & Lima, 2008
Hemigrammus skolioplatus T.P. Carvalho & V.A. Bertaco, 2005
Hemigrammus stictus (Durbin, 1909)
Hemigrammus tridens Eigenmann, 1907
Hemigrammus ulreyi (Boulenger, 1895)
Hemigrammus unilineatus (Gill, 1858) - feather fin
Hemigrammus vorderwinkleri Géry, 1963