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
Subclass Copepoda H. Milne-Edwards, 1840 - copepods
Infraclass Neocopepoda Huys & Boxshall, 1991
Superorder Podoplea Giesbrecht, 1882
Order Harpacticoida Sars, 1903
Suborder Oligoarthraᵀ Lang, 1944
Syngnatharthra S. Seifried & H.K. Schminke, 2003
Family Ameiridae Monard, 1927
Genus Abnitocrella Karanovic, 2006
Genus Ameiraᵀ Boeck, 1865
Genus Ameiropsis G.O. Sars, 1907
Genus Ameiropsyllus Bodin, 1979
Genus Anoplosomella Strand, 1929
Genus Archinitocrella Karanovic, 2006
Genus Biameiropsis Karanovic, 2006
Genus Eduardonitocrella Karanovic & Hancock, 2009
Genus Filexilia Conroy-Dalton & Huys, 1996
Genus Glabrameira Conroy-Dalton & Huys, 1996
Genus Gordanitocrella Karanovic & Hancock, 2009
Genus Haifameira Por, 1964
Genus Hirtaleptomesochra Karanovic, 2004
Genus Inermipes Lee & Huys, 2002
Genus Interleptomesochra Lang, 1965
Genus Kimberleynitocrella Karanovic & Hancock, 2009
Genus Leptomesochra G.O. Sars, 1911
Genus Limameira Soyer, 1975
Genus Lucionitocrella Karanovic & Hancock, 2009
Genus Malacopsyllus G.O. Sars, 1911
Genus Megastygonitocrella Karanovic & Hancock, 2009
Genus Neonitocrella Lee & Huys, 2002
Genus Nitocrella Chappuis, 1924
Genus Nitocrellopsis Petkovski, 1976
Genus Nitokra Boeck, 1865
Genus Novanitocrella Karanovic, 2004
Genus Paraleptomesochra Wells, 1967
Genus Paranitocrella Tang & Knott, 2009
Genus Parapseudoleptomesochra Lang, 1965
Genus Parevansula Guille & Soyer, 1966
Genus Praeleptomesochra Lang, 1965
Genus Proameira Lang, 1948
Genus Psammameira Noodt, 1952
Genus Psammoleptomesochra Mielke, 1994
Genus Psammonitocrella Rouch, 1992
Genus Pseudameira G.O. Sars, 1911
Genus Pseudoameiropsis Pallares, 1982
Genus Pseudoleptomesochra Lang, 1965
Genus Pseudoleptomesochrella Lang, 1965
Genus Psyllocamptus T. Scott, 1899
Genus Raoleptomesochra Karanovic, 2004
Genus Reidnitocrella Karanovic & Hancock, 2009
Genus Sarsameira C.B. Wilson, 1924
Genus Sicameira Klie, 1950
Genus Stygonitocrella Petkovski, 1976
1 Subfamily Ameirinaeᵀ
2 Subfamily Stenocopiinae Lang, 1944