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 discaria Cavalier-Smith, 2021
Clade dorsates Cavalier-Smith, 2021
Clade podiates Cavalier-Smith, 2012
[crown] Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
[crown] Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
[crown] 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 Protostomia Grobben, 1908
Superphylum Ecdysozoa Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake, 1997
Panarthropoda Nielsen, 1995 - panarthropods
Tactopoda Budd, 2001
Phylum Arthropoda Siebold, 1848 - arthropods
Euarthropoda
Antennulata
Subphylum Mandibulata Snodgrass, 1938
Infraphylum Pancrustacea Zrzavý & Štys, 1997
Altocrustacea
Vericrustacea
Multicrustacea
Communostraca
Class Malacostraca Latreille, 1802
Subclass Eumalacostraca Grobben, 1892
Superorder Peracarida Calman, 1904
Order Isopoda Latreille, 1817 - isopods
Suborder Epicaridea Latreille, 1831
Superfamily Bopyroidea Rafinesque, 1815
Family Bopyridaeᵀ Rafinesque, 1815
Genus Acrobelione Bourdon, 1981b
Genus Albunione Markham & Boyko, 1999
Genus Allathelges Kazmi & Markham, 1999
Genus Allobopyrus Bourdon, 1983a
Genus Allodiplophryxus Markham, 1985a
Genus Allokepon Markham, 1982
Genus Allorbimorphus Bourdon, 1976a
Genus Anacepon Nierstrasz & Brender a Brandis, 1931
Genus Anathelges Bonnier, 1900
Genus Anchiarthrus Markham, 1992
Genus Anisarthrus Giard, 1907
Genus Anisorbione Bourdon, 1981d
Genus Anomophryxus Shiino, 1937a
Genus Anuropodione Bourdon, 1967a
Genus Apocepon Nierstrasz & Brender a Brandis, 1930
Genus Apophrixus Nierstrasz & Brender a Brandis, 1931
Genus Aporobopyrina Shiino, 1935
Genus Aporobopyroides Nobili, 1906c
Genus Aporobopyrus Nobili, 1906
Genus Argeiopsis Kensley, 1974
Genus Astalione Markham, 1975
Genus Asymmetrione Codreanu et al., 1965
Genus Atypocepon Nierstrasz & Brender a Brandis, 1931
Genus Azygopleon Markham, 1985a
Genus Balanopleon Markham, 1974a
Genus Bathygyge Hansen, 1897
Genus Bopyrella Bonnier, 1900
Genus Bopyrina Kossmann, 1881
Genus Bopyrinella Nierstrasz & Brender a Brandis, 1926
Genus Bopyrinina Shiino, 1933
Genus Bopyrione Bourdon & Markham, 1980
Genus Bopyriscus Richardson, 1905a
Genus Bopyrissa Nierstrasz & Brender a Brandis, 1931
Genus Bopyroides Stimpson, 1864
Genus Bopyrosa Nierstrasz & Brender a Brandis, 1923
Genus Cancricepon Giard & Bonnier, 1887
Genus Carcinione Bourdon, 1983
Genus Cardiocepon Nobili, 1906c
Genus Castrione Brasil Lima, 1980
Genus Cataphryxus Shiino, 1936b
Genus Coxalione Bourdon, 1977
Genus Cryptobopyrus Schultz, 1977b
Genus Dactylokepon Stebbing, 1910b
Genus Dicropleon Markham, 1972a
Genus Diplophryxus Richardson, 1904a
Genus Eophrixus Caroli, 1930
Genus Epicepon Nierstrasz & Brender a Brandis, 1931
Genus Epipenaeon Nobili, 1906d
Genus Epiphrixus Nierstrasz & Brender a Brandis, 1932
Genus Eragia Markham, 1994
Genus Ergyne Risso, 1816
Genus Eriphrixus Markham, 1990a
Genus Filophryxus Bruce, 1972b
Genus Galathocrypta Roman-Contreras & Soto, 2002
Genus Gareia Bourdon & Bruce, 1983a
Genus Gigantione Kossmann, 1881a
Genus Grapsicepon Giard & Bonnier, 1887
Genus Gyge Cornalia & Panceri, 1861
Genus Hemicepon Lemos de Castro & Brasil-Lima, 1980
Genus Hemiphryxus Bruce, 1978
Genus Heterocepon Shiino, 1936a
Genus Hypercepon Danforth, 1972
Genus Hyperphrixus Nierstrasz & Brender a Brandis, 1931
Genus Hypocepon Nierstrasz & Brender a Brandis, 1930b
Genus Hypoperphrixus Nierstrasz & Brender a Brandis, 1932
Genus Hypophryxus Shiino, 1934
Genus Ionella Bonnier, 1900
Genus Kepon Duvernoy, 1841
Genus Kolourione Markham, 1978b
Genus Leidya Cornalia & Panceri, 1861
Genus Litobopyrus Markham, 1980b
Genus Lobocepon Nobili, 1905
Genus Loki Markham, 1972a
Genus Mediophrixus Markham, 1990a
Genus Megacepon George, 1946
Genus Mesocepon Shiino, 1951b
Genus Mesophryxus Bruce, 1973a
Genus Metacepon Nierstrasz & Brender a Brandis, 1931
Genus Metaphrixus Nierstrasz & Brender à Brandis, 1931
Genus Minicopenaeon Bourdon, 1979b
Genus Miophrixus Barnard, 1955a
Genus Munidion Hansen, 1897
Genus Nikione Kensley, 1974
Genus Ogyridione Markham, 1988
Genus Onkokepon An et al., 2006
Genus Onychocepon Perez, 1921
Genus Orbimorphus Richardson, 1910c
Genus Orophryxus Bruce, 1972a
Genus Orthione Markham, 1988
Genus Ovobopyrus Markham, 1985a
Genus Pagurion Shiino, 1933
Genus Palaemonellione Markham, 1989
Genus Parabopyrella Markham, 1985a
Genus Parabopyriscus Markham, 1985a
Genus Parabopyrus Shiino, 1934
Genus Paracepon Nierstrasz & Brender a Brandis, 1931
Genus Paragigantione Barnard, 1920
Genus Parapagurion Shiino, 1933
Genus Parapenaeon Richardson, 1904a
Genus Parapenaeonella Shiino, 1949c
Genus Paraphrixus Nierstrasz & Bender a Brandis, 1931
Genus Parapleurocrypta Chopra, 1923
Genus Parapleurocryptella Bourdon, 1972c
Genus Parargeia Hansen, 1897
Genus Parathelges Bonnier, 1900
Genus Parione Richardson, 1910b
Genus Parionella Nierstrasz & Brender a Brandis, 1923
Genus Parionina Nierstrasz & Brender a Brandis, 1929a
Genus Parioninella Nierstrasz & Brender a Brandis, 1930b
Genus Pauperella Nierstrasz & Brender a Brandis, 1929a
Genus Phryxus Rathke, 1843, nom. illeg.
Genus Pleurocrypta Hesse, 1865
Genus Pleurocryptella Bonnier, 1900
Genus Pleurocryptina Nierstrasz & Brender a Brandis, 1929a
Genus Pontobopyrus Markham, 1979
Genus Portunicepon Giard & Bonnier, 1887
Genus Probopyria Markham, 1985
Genus Probopyrinella Nierstrasz & Brender a Brandis, 1929a
Genus Probopyrione Bourdon, 1983
Genus Probopyrus Giard & Bonnier, 1888a
Genus Probynia Bourdon & Bruce, 1983a
Genus Procepon Shiino, 1937
Genus Progebiophilus Codreanu & Codreanu, 1963
Genus Propseudione Shiino, 1933
Genus Prosynsynella Nierstrasz & Brender a Brandis, 1929
Genus Pseudionella Shiino, 1949
Genus Pseudostegias Shiino, 1933
Genus Rhopalione Perez, 1920
Genus Schizobopyrina Markham, 1985
Genus Scyracepon Tattersall, 1905
Genus Shiinoella Bourdon, 1972
Genus Stegias Richardson, 1904
Genus Stegoalpheon Chopra, 1923
Genus Stegophryxus Thompson, 1902
Genus Synsynella Hay, 1917
Genus Trapezicepon Bonnier, 1900
Genus Tylokepon Stebbing, 1904
Genus Upogebione Markham, 1985
Genus Upogebiophilus Nobili, 1906
Genus Urobopyrus Richardson, 1904
01 Subfamily Entophilinae
02 Subfamily Argeiinae Markham, 1977
03 Subfamily Bopyrinaeᵀ Rafinesque, 1815
04 Subfamily Bopyrophryxinae
05 Subfamily Ioninae
06 Subfamily Pseudioninae Codreanu, 1967
07 Subfamily Orbioninae Codreanu, 1967
08 Subfamily Phyllodurinae Markham, 1977
09 Subfamily Athelginae Codreanu & Codreanu, 1956
10 Subfamily Hemiarthrinae Markham, 1972