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 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
Miracrustacea
Superclass Hexapoda Latreille, 1825
Cercophora
Class Insecta Linnaeus, 1758 - insects
Subclass Dicondylia Haeckel, 1866
Infraclass Pterygota Lang, 1888
Division Ephemeroptera Hyatt & Arms, 1890
Order Ephemeropteraᵀ Hyatt & Arms, 1891 - mayflies
Suborder Pisciforma
Superfamily Heptagenioidea
Family Heptageniidaeᵀ Needham, 1901
Genus Epeorus Eaton, 1881
01 Epeorus albertae (McDunnough, 1924)
02 Epeorus curvatulus Matsumura
03 Epeorus deceptivus (McDunnough, 1924)
04 Epeorus dispar (Traver, 1933)
05 Epeorus dulciana (McDunnough, 1935)
06 Epeorus fragilis (Morgan, 1911)
07 Epeorus frisoni (Burks, 1946)
08 Epeorus grandis (McDunnough, 1924)
09 Epeorus hesperus (Banks, 1924)
10 Epeorus hiemalis Imanishi
11 Epeorus lagunitas (Traver, 1935)
12 Epeorus latifolium Ueno
13 Epeorus longimanus (Eaton, 1885)
14 Epeorus margarita Edmunds & Allen, 1964
15 Epeorus namatus (Burks, 1946)
16 Epeorus pellucidus (Broadsky)
17 Epeorus permagnus (Traver, 1935)
18 Epeorus pleuralis (Banks, 1910)
19 Epeorus punctatus (McDunnough, 1925)
20 Epeorus rubidus (Traver, 1933)
21 Epeorus subpallidus (Traver, 1937)
22 Epeorus suffusus (McDunnough, 1925)
23 Epeorus torrentium Eaton, 1881
24 Epeorus vitreus (Walker, 1853)