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Taxon: Class †Trilobita Walch, 1771 - trilobites (arthropod)
Classification by:

Natura - nature
Count: 13k;211p;828c;1490o;9633f;110,511g;252,419s;28,644ss;2107v;35,666;111e; ‡3o;15f;117g;521s;103ss;1v;7; †5p;75c;528o;2908f;14,789g;5473s;197ss;1v;393
   actualia - actual entities
  Count: 13k;211p;828c;1490o;9633f;110,511g;252,418s;28,644ss;2107v;35,666;111e; ‡3o;15f;117g;521s;103ss;1v;7; †5p;75c;528o;2908f;14,789g;5473s;197ss;1v;393
     Mundus Plinius - physical world
    Count: 13k;211p;828c;1490o;9633f;110,511g;252,418s;28,644ss;2107v;35,664;111e; ‡3o;15f;117g;521s;103ss;1v;7; †5p;75c;528o;2908f;14,789g;5473s;197ss;1v;393
       naturalia - natural bodies
      Count: 7k;211p;828c;1490o;9557f;110,501g;251,994s;28,644ss;2076v;8; ‡3o;15f;117g;521s;103ss;1v; †5p;75c;528o;2908f;14,789g;5473s;197ss;1v
         Biota
        Count: [p] 5k;211p;353c;1482o;9557f;110,458g;248,767s;28,642ss;2048v;8; ‡3o;15f;117g;521s;103ss;1v; †5p;75c;527o;2908f;14,780g;5433s;197ss;1v
           "neomura"
          Count: 5k;67p;288c;1333o;9113f;107,511g;235,339s;28,241ss;2030v;2; ‡3o;15f;117g;521s;103ss;1v; †5p;75c;527o;2907f;14,773g;5424s;197ss;1v
             Domain Eukaryota Chatton, 1925 - eukaryotes
            Count: 5k;62p;278c;1314o;9081f;107,384g;234,893s;28,241ss;2030v;2; ‡3o;15f;117g;521s;103ss;1v; †5p;75c;527o;2907f;14,773g;5424s;197ss;1v
               "neokaryotes" - mitochondrial eukaryotes
              Count: 4k;61p;274c;1306o;9075f;107,166g;234,720s;28,234ss;2030v;2; ‡3o;15f;117g;521s;103ss;1v; †5p;75c;527o;2904f;14,679g;5338s;191ss;1v
                 "neozoa"
                Count: 4k;60p;268c;1298o;9064f;107,129g;234,665s;28,234ss;2030v;2; ‡3o;15f;117g;521s;103ss;1v; †5p;75c;527o;2904f;14,679g;5338s;191ss;1v
                   "scotokaryotes" Cavalier-Smith, 1999
                  Count: 2k;44p;152c;765o;7081f;85,501g;213,446s;27,705ss;510v;1; ‡3o;15f;116g;517s;103ss;1v; †5p;70c;469o;2481f;11,227g;4242s;97ss;1v
                     "podiates" Cavalier-Smith, 2013
                    Count: [p] 2k;42p;146c;751o;7045f;85,386g;213,287s;27,705ss;510v;1; ‡3o;15f;116g;517s;103ss;1v; †5p;70c;469o;2481f;11,227g;4242s;97ss;1v
                       Amorphea Adl et al., 2012
                      Count: [p] 2k;42p;143c;748o;7040f;85,377g;213,274s;27,705ss;510v;1; ‡3o;15f;116g;517s;103ss;1v; †5p;70c;469o;2481f;11,227g;4242s;97ss;1v
                         Opisthokonta Cavalier-Smith, 1987
                        Count: [p] 2k;40p;134c;717o;6965f;85,132g;212,813s;27,703ss;506v;1; ‡3o;15f;116g;517s;103ss;1v; †5p;70c;469o;2481f;11,227g;4241s;97ss;1v
                           Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
                          Count: [p] 1k;33p;92c;557o;6371f;77,461g;210,879s;27,695ss;483v;1; ‡3o;15f;116g;517s;103ss;1v; †5p;70c;469o;2481f;11,214g;4240s;97ss;1v
                             filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith, 2008
                            Count: 1k;33p;91c;555o;6364f;77,441g;210,857s;27,695ss;483v;1; ‡3o;15f;116g;517s;103ss;1v; †5p;70c;469o;2481f;11,214g;4240s;97ss;1v
                               Kingdom Animalia Linnaeus, 1758 - animals
                              Count: 33p;88c;551o;6358f;77,385g;210,789s;27,695ss;482v;1; ‡3o;15f;116g;517s;103ss;1v; †5p;70c;469o;2481f;11,214g;4240s;97ss;1v
                                 Epitheliozoa Ax, 1996
                                Count: [p] 32p;84c;525o;6220f;76,675g;210,424s;27,680ss;479v;1; ‡3o;15f;116g;517s;103ss;1v; †4p;65c;440o;2192f;9729g;4002s;97ss;1v
                                   Eumetazoa Bütschli, 1910 - eumetazoans
                                  Count: [p] 31p;84c;525o;6219f;76,673g;210,422s;27,680ss;479v;1; ‡3o;15f;116g;517s;103ss;1v; †4p;65c;440o;2192f;9729g;4002s;97ss;1v
                                     Bilateria Hatschek, 1888 - bilaterians
                                    Count: [p] 28p;74c;490o;5940f;75,676g;209,339s;27,671ss;463v;1; ‡3o;15f;116g;517s;103ss;1v; †3p;58c;426o;2172f;9590g;3891s;97ss;1v
                                       Protostomia Grobben, 1908
                                      Count: [p] 23p;54c;296o;4693f;65,110g;147,291s;15,385ss;155v; ‡104s;8ss; †1p;27c;167o;1053f;2087g;1450s;22ss;1v
                                         Ecdysozoa Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake, 1997 - ecdysozoans
                                        Count: [p] 9p;27c;169o;3266f;57,430g;134,266s;14,937ss;151v; ‡57s;4ss; †1p;15c;83o;361f;1496g;1184s;10ss
                                           Superphylum Panarthropoda
                                          Count: [p] 3p;18c;127o;2971f;56,663g;133,165s;14,931ss;151v; ‡57s;4ss; †1p;14c;82o;360f;1447g;1181s;10ss
                                             Phylum Arthropoda von Siebold, 1848 - arthropods
                                            Count: 14c;122o;2950f;56,542g;132,748s;14,915ss;148v; ‡57s;4ss; †12c;76o;349f;1428g;1170s;10ss
                                               Euarthropoda
                                              Count: 14c;122o;2950f;56,542g;132,748s;14,915ss;148v; ‡57s;4ss; †7c;65o;331f;1388g;1154s;10ss
                                                 Subphylum Arachnomorpha Heider, 1913
                                                Count: [f] 3c;18o;767f;9968g;24,577s;768ss;2v; †4c;19o;31f;161g;52s
                                                   [Infraphylum †Trilobita Walch, 1771 - trilobites] see Subclass Trilobita Walch, 1771
                                                  Count: -
                                                     [Class †Trilobita Walch, 1771 - trilobites] see Subclass Trilobita Walch, 1771
                                                    Count: †10o;146f;668g;72s;6ss
                                                       Genus †Abakanopleura Sivov, 1955
                                                      Count: -
                                                       Genus †Abdulinaspis Ergaliev, 1980
                                                      Count: -
                                                       Genus †Acanthocephalus Qiu, 1983, nom. praeocc.
                                                      Count: -
                                                       Genus †Acantholenus Matthew, 1898
                                                      Count: -
                                                       Genus †Acanthomicmacca Hupé, 1953
                                                      Count: -
                                                       Genus †Acrohybus Raymond, 1937
                                                      Count: -
                                                       Genus †Adelogonus Opik, 1967
                                                      Count: -
                                                       Genus †Aethia Qian & Zhou, 1984, nom. praeocc.
                                                      Count: -
                                                       Genus †Aglagalia Hupé, 1960, nom. nud.
                                                      Count: -
                                                       Genus †Agraulaeva
                                                      Count: -
                                                       Genus †Aidarella Lermontova, 1951
                                                      Count: -
                                                       Genus †Aktugaiella Ergaliev, 1980
                                                      Count: -
                                                       Genus †Alomataspis Opik, 1967
                                                      Count: -
                                                       Genus †Altajaharpes Petrunina, 1984
                                                      Count: -
                                                       Genus †Amechilus Ross, 1951
                                                      Count: -
                                                       Genus †Americare Lochman & Hu, 1960
                                                      Count: -
                                                       Genus †Amgaspis Chernysheva, 1956
                                                      Count: -
                                                       Genus †Amginouyia Chernysheva, 1956
                                                      Count: -
                                                       Genus †Ampellatocephalina
                                                      Count: -
                                                       Genus †Anacopodia
                                                      Count: -
                                                       Genus †Antagmopleura Lermontova, 1960
                                                      Count: -
                                                       Genus †Antatlaeva Hupé, 1960
                                                      Count: -
                                                       Genus †Asaphelus
                                                      Count: -
                                                       Genus †Ascetopeltis Owens, 1973
                                                      Count: -
                                                       Genus †Atratebia Shergold, 1975
                                                      Count: -
                                                       Genus †Barklyella Shergold, 1969
                                                      Count: -
                                                       Genus †Beikedamaspis
                                                      Count: -
                                                       Genus †Bergerolimbus Hupé, 1960, nom. nud.
                                                      Count: -
                                                       Genus †Bicornipyge Lisogor, 1961
                                                      Count: -
                                                       Genus †Bienvillia Clark, 1924
                                                      Count: †1s
                                                       Genus †Blayacina Cobbold, 1932
                                                      Count: -
                                                       Genus †Bodenbenderia Harrington & Leanza, 1957
                                                      Count: -
                                                       Genus †Bondarevites Lazarenko, 1989
                                                      Count: -
                                                       Genus †Brackebuschia Harrington & Leanza, 1957
                                                      Count: -
                                                       Genus †Brevitermierella Hupé, 1953
                                                      Count: -
                                                       Genus †Bridgeia Lochman, 1944
                                                      Count: -
                                                       Genus †Cambrunicornia Geyer, 1990
                                                      Count: -
                                                       Genus †Canningella Legg, 1976
                                                      Count: -
                                                       Genus †Carmon Barrande, 1872
                                                      Count: -
                                                       Genus †Catadoxides Matthew, 1899
                                                      Count: -
                                                       Genus †Cermataspis Opik, 1967
                                                      Count: -
                                                       Genus †Cermatops Shergold, 1980
                                                      Count: -
                                                       Genus †Chalfontia Shergold, 1982
                                                      Count: -
                                                       Genus †Chekiangaspis Lu, 1961
                                                      Count: -
                                                       Genus †Chinensis
                                                      Count: -
                                                       Genus †Chittidilla King, 1941
                                                      Count: -
                                                       Genus †Chondroparia Lorenz, 1906
                                                      Count: -
                                                       Genus †Conoides Howell, 1937
                                                      Count: -
                                                       Genus †Conopolus Robison, 1988
                                                      Count: -
                                                       Genus †Cornovica Whittard, 1960
                                                      Count: -
                                                       Genus †Coronocephalus Grabau, 1924
                                                      Count: -
                                                       Genus †Costonia Whittard, 1956
                                                      Count: -
                                                       Genus †Crossoura Moberg & Segerberg, 1906
                                                      Count: -
                                                       Genus †Crucicephalus Shergold, 1971
                                                      Count: -
                                                       Genus †Cryptoderaspis Rasetti, 1946
                                                      Count: -
                                                       Genus †Curiaspis Sdzuy, 1955
                                                      Count: -
                                                       Genus †Cuyanaspis Rusconi, 1953
                                                      Count: -
                                                       Genus †Cyclolenzellina
                                                      Count: -
                                                       Genus †Deltacare Harrington & Leanza, 1957
                                                      Count: -
                                                       Genus †Dicanthopyge Palmer, 1965
                                                      Count: -
                                                       Genus †Durinia Robison, 1988
                                                      Count: -
                                                       Genus †Edganocare
                                                      Count: -
                                                       Genus †Eilura Resser & Endo, 1935
                                                      Count: -
                                                       Genus †Elburgia Palmer, 1960
                                                      Count: -
                                                       Genus †Ellipsuella Hupé, 1960, nom. nud.
                                                      Count: -
                                                       Genus †Ellsaspis Rasetti, 1945
                                                      Count: -
                                                       Genus †Endoaspis Lochman, 1956
                                                      Count: -
                                                       Genus †Entsyna Rozova, 1968
                                                      Count: -
                                                       Genus †Eosaukia Lu, 1954
                                                      Count: -
                                                       Genus †Esseigania Kobayashi, 1944
                                                      Count: -
                                                       Genus †Eulomella Kobayashi, 1955
                                                      Count: -
                                                       Genus †Fabulaspis Ivshin, 1952
                                                      Count: -
                                                       Genus †Folliceps Opik, 1970
                                                      Count: -
                                                       Genus †Galahetes Opik, 1975
                                                      Count: -
                                                       [Genus †"Gentilapsis" nom. null.] see Genus Gentilaspis Hupé, 1958
                                                      Count: -
                                                       Genus †Gentilaspis Hupé, 1958
                                                      Count: -
                                                       [Genus †"Gigmpeltis" nom. null.] see Genus Gignopeltis Raymond, 1924
                                                      Count: -
                                                       Genus †Gignopeltis Raymond, 1924
                                                      Count: -
                                                       Genus †Gigoutella Hupé, 1953
                                                      Count: -
                                                       Genus †Gogoella Legg, 1976
                                                      Count: -
                                                       Genus †Goycoia Rusconi, 1950
                                                      Count: -
                                                       Genus †Hamashania Kobayashi, 1941
                                                      Count: -
                                                       Genus †Hercantyx Öpik, 1963
                                                      Count: -
                                                       Genus †Hicksia Delgado, 1904
                                                      Count: -
                                                       Genus †Holyoakia Palmer, 1995
                                                      Count: -
                                                       Genus †Howelluella Hupé, 1960, nom. nud.
                                                      Count: -
                                                       Genus †Huamiaocephalus Qiu, 1983
                                                      Count: -
                                                       Genus †Ishpella Petrunina, 1984
                                                      Count: -
                                                       Genus †Issafenia Hupé, 1960
                                                      Count: -
                                                       Genus †Issafeniella Geyer, 1990
                                                      Count: -
                                                       Genus †Iveria Shergold, 1980
                                                      Count: -
                                                       Genus †Iwayaspis Kobayashi, 1962
                                                      Count: -
                                                       Genus †Jegorovaia Lu, 1964
                                                      Count: -
                                                       Genus †Jonotus Meyer, 1848
                                                      Count: -
                                                       Genus †Jubileia Kobayashi, 1938
                                                      Count: -
                                                       Genus †Juriietella Jegorova, 1981
                                                      Count: -
                                                       Genus †Kamlacus Petrunina, 1984
                                                      Count: -
                                                       Genus †Kazellina Sivov, 1955
                                                      Count: -
                                                       Genus †Kerbinella Jegorova, 1984
                                                      Count: -
                                                       Genus †Knechtelia Lochman, 1950
                                                      Count: -
                                                       Genus †Koldinia Walcott & Resser, 1928
                                                      Count: -
                                                       Genus †Koldiniella Sivova, 1955
                                                      Count: -
                                                       Genus †Kolpura Resser & Endo, 1935
                                                      Count: -
                                                       Genus †Koraipsis Kobayashi, 1934
                                                      Count: -
                                                       Genus †Kujandina
                                                      Count: -
                                                       Genus †Kunmingaspis
                                                      Count: -
                                                       Genus †Kunshanaspis Zhang & Zhou, 1985
                                                      Count: -
                                                       Genus †Kymataspis Geyer, 1990
                                                      Count: -
                                                       Genus †Latikingaspis Geyer, 1990
                                                      Count: -
                                                       Genus †Latoucheia Hupé, 1953
                                                      Count: -
                                                       Genus †Leichneyella Opik, 1967
                                                      Count: -
                                                       Genus †Leptopilus Raymond, 1924
                                                      Count: -
                                                       Genus †Levisia Walcott, 1911
                                                      Count: -
                                                       Genus †Liaoyangaspis Chang, 1959
                                                      Count: -
                                                       Genus †Liriamnica Shergold, 1980
                                                      Count: -
                                                       Genus †Lomsucaspis
                                                      Count: -
                                                       Genus †Lotosoides Shergold, 1975
                                                      Count: -
                                                       Genus †Loxonepea Opik, 1970
                                                      Count: -
                                                       Genus †Luojiashania Chang, 1974
                                                      Count: -
                                                       Genus †Lusampa Petrunina, 1984
                                                      Count: -
                                                       Genus †Macrogrammus Whittard, 1966
                                                      Count: -
                                                       Genus †Mannschreckia
                                                      Count: -
                                                       Genus †Marcaisia
                                                      Count: -
                                                       Genus †Mareda Kobayashi, 1942
                                                      Count: -
                                                       Genus †Matania Rasetti, 1946
                                                      Count: -
                                                       Genus †Mataninella Sivor, 1955
                                                      Count: -
                                                       Genus †Mecophrys Shergold, 1982
                                                      Count: -
                                                       Genus †Megagraulos Kobayashi, 1935
                                                      Count: -
                                                       Genus †Megalaspidicus Petrunina, 1984
                                                      Count: -
                                                       Genus †Megalopsis Qian, 1983
                                                      Count: -
                                                       Genus †Meisterella Ivshin, 1952
                                                      Count: -
                                                       Genus †Mendosina Shergold, 1975
                                                      Count: -
                                                       Genus †Meropalla Opik, 1967
                                                      Count: -
                                                       Genus †Metagraulos Kobayashi, 1935
                                                      Count: -
                                                       [Genus †Milesia Chapman, 1929] see Genus Xystridura Whitehouse, 1936
                                                      Count: -
                                                       Genus †Moretarva
                                                      Count: -
                                                       Genus †Nannopeltis Harrington & Leanza, 1957
                                                      Count: -
                                                       Genus †Ninaspis Ivshin, 1953
                                                      Count: -
                                                       Genus †Norina
                                                      Count: -
                                                       Genus †Notopeltis Harrington & Leanza, 1957
                                                      Count: †1s
                                                       Order †Odontopleuriida Whittington, 1959
                                                      Count: †1g
                                                       Order †Olenellida
                                                      Count: -
                                                       Genus †Oligometopus Resser, 1936
                                                      Count: -
                                                       Genus †Onchonotus Raymond, 1924
                                                      Count: -
                                                       Genus †Opipeuter Fortey, 1974
                                                      Count: †4s;4ss
                                                       [Order †Opisthoparia]
                                                      Count: -
                                                       Genus †Orictocara
                                                      Count: -
                                                       Genus †Orienturus Repina, 1973
                                                      Count: -
                                                       Genus †Ornamentaspis Geyer, 1990
                                                      Count: -
                                                       Genus †Orodes Geyer, 1990, nom. praeocc.
                                                      Count: -
                                                       Genus †Otenaspella
                                                      Count: -
                                                       Genus †Ourikaia Geyer, 1990
                                                      Count: -
                                                       Genus †Oxygonaspis Zhang, 1983
                                                      Count: -
                                                       Genus †Paichiashania
                                                      Count: -
                                                       Genus †Palaeolentus
                                                      Count: -
                                                       Genus †Palmeraspis Repina, 1973
                                                      Count: -
                                                       Genus †Parabolinella Brögger, 1882
                                                      Count: -
                                                       Genus †Paraplagiura Zhang, 1983
                                                      Count: -
                                                       Genus †Paraplesiograulos
                                                      Count: -
                                                       Genus †Pararaia Kobayashi, 1942
                                                      Count: -
                                                       Genus †Pararania
                                                      Count: -
                                                       Genus †Peculicephalina Qian Yiyuan, 1985
                                                      Count: -
                                                       Genus †Penarosa Opik, 1970
                                                      Count: -
                                                       Genus †Pensacola Palmer & Gatehouse, 1972, nom. praeocc.
                                                      Count: -
                                                       Genus †Phoreotropis Raymond, 1924
                                                      Count: -
                                                       Genus †Phylacterus Raymond, 1924
                                                      Count: -
                                                       Genus †Piliolites Cozzens, 1846
                                                      Count: -
                                                       Genus †Plagiura Resser, 1935
                                                      Count: -
                                                       Genus †Planolimbus Geyer, 1990
                                                      Count: -
                                                       Genus †Poculicephalina Qian, 1986
                                                      Count: -
                                                       [Subclass †Polymerida]
                                                      Count: -
                                                       [Order †Polymerida]
                                                      Count: †14g
                                                       Genus †Priceaspis Legg, 1976
                                                      Count: -
                                                       Genus †Probilacunaspis Ergaliev, 1980
                                                      Count: -
                                                       Genus †Prohedinella Sivov, 1955
                                                      Count: -
                                                       Genus †Pseudoacicaudus
                                                      Count: -
                                                       Genus †Pseudoclelanida
                                                      Count: -
                                                       Genus †Pseudocrecephalaspina
                                                      Count: -
                                                       Genus †Pseudoliostracina Kobayashi, 1938
                                                      Count: -
                                                       Genus †Pseudosalteria Raymond, 1924
                                                      Count: -
                                                       Genus †Pseudosaukia Rasetti, 1944
                                                      Count: -
                                                       Genus †Pseudotermierella Hupé, 1960, nom. nud.
                                                      Count: -
                                                       Genus †Ptyttstrigis Hohensee, 1989
                                                      Count: -
                                                       Genus †Pyraustocranium Ross, 1951
                                                      Count: -
                                                       Genus †Qijiangia Xiang & Ji, 1987
                                                      Count: -
                                                       Genus †Redlichaspis Kobayashi, 1935
                                                      Count: -
                                                       Genus †Resseria Sun, 1937
                                                      Count: -
                                                       Genus †Resseropsis Hupé, 1960
                                                      Count: -
                                                       Genus †Rochaeva Hupé, 1960, nom. nud.
                                                      Count: -
                                                       Genus †Rongxiella Chang, 1974
                                                      Count: -
                                                       Genus †Rowia Deiss, 1939
                                                      Count: -
                                                       Genus †Sarkia Koucek, 1919
                                                      Count: -
                                                       Genus †Schistocephalus Chernysheva, 1956
                                                      Count: -
                                                       Genus †Schistometopus Resser, 1938
                                                      Count: -
                                                       Genus †Sectigena Geyer, 1990
                                                      Count: -
                                                       Genus †Senticucullus Xia, MS
                                                      Count: -
                                                       Genus †Serksia Hupé, 1960
                                                      Count: -
                                                       Genus †Serksioides Hupé, 1960
                                                      Count: -
                                                       Genus †Shipaiella Zhang & Qian, 1980
                                                      Count: -
                                                       Genus †Sibiriopeltis Petrunina, 1984
                                                      Count: -
                                                       Genus †Sinolenus Kobayashi, 1944
                                                      Count: -
                                                       Genus †Smeathenia Dean, 1960
                                                      Count: -
                                                       Genus †Sphaerocare Harrington & Leanza, 1957
                                                      Count: -
                                                       Genus †Spirantyx Whittard, 1961
                                                      Count: -
                                                       Genus †Strigambitus Palmer, 1965
                                                      Count: -
                                                       Genus †Sunaspis Lu, 1953
                                                      Count: -
                                                       Genus †Tadakoustia Geyer, 1990
                                                      Count: -
                                                       Genus †Taidonorus
                                                      Count: -
                                                       Genus †Tamdaspis Lisogor, 1977
                                                      Count: -
                                                       Genus †Taplimella
                                                      Count: -
                                                       Genus †Tasmanaspis Kobayashi, 1940
                                                      Count: -
                                                       Genus †Tazzemmourtia
                                                      Count: -
                                                       Genus †Tholifrons Palmer, 1968
                                                      Count: -
                                                       Genus †Thomondia Harper, 1942
                                                      Count: -
                                                       Genus †Thoracocare Robison & Campbell, 1974
                                                      Count: -
                                                       Genus †Thymurus Whittard, 1966
                                                      Count: -
                                                       Genus †Tongxingaspis
                                                      Count: -
                                                       Genus †Townleyella Opik, 1967
                                                      Count: -
                                                       Genus †Toxotis Wallerius, 1895
                                                      Count: -
                                                       Genus †Trinia Poletaeva, 1956
                                                      Count: -
                                                       Genus †Ullaspis Westergard, 1948
                                                      Count: -
                                                       Genus †Ulrickaspis
                                                      Count: -
                                                       Genus †Validaspis Repina, 1977
                                                      Count: -
                                                       Genus †Verditerrina Robison, 1988
                                                      Count: -
                                                       Genus †Volonellus Ivshin, 1952
                                                      Count: -
                                                       Genus †Wandelella Robison, 1988
                                                      Count: -
                                                       Genus †Westonaspis Rasetti, 1945
                                                      Count: -
                                                       Genus †Whittardolithus Hughes, Ingham & Addison, 1975
                                                      Count: -
                                                       Genus †Winsteria
                                                      Count: -
                                                       Genus †Xystridura Whitehouse, 1936
                                                      Count: -
                                                       Genus †Yunnanocephalus Kobayshi, 1936
                                                      Count: -
                                                       Genus †Zacompsus Raymond, 1924
                                                      Count: -
                                                       Genus †Zigzuella Hupé, 1960, nom. nud.
                                                      Count: -
                                                       [Family †Ilanidae]
                                                      Count: -
                                                       01 Genus †Aguaraya Rusconi, 1954
                                                      Count: -
                                                       02 Genus †Arthricocephalites Lu, Zhang et al., 1974
                                                      Count: -
                                                       03 Genus †Avalonia Walcott, 1889
                                                      Count: -
                                                       04 Genus †Botomella Suvorova, 1958
                                                      Count: -
                                                       05 Genus †Chakasskia Poletayeva, 1936
                                                      Count: -
                                                       06 Genus †Chengkouia Lu, Chang et al., 1974
                                                      Count: -
                                                       07 Genus †Feilongshania Chien & Lin, 1978
                                                      Count: -
                                                       08 Genus †Gelasene Palmer, 1968
                                                      Count: -
                                                       09 Genus †Giordanella Bornemann, 1891
                                                      Count: -
                                                       10 Genus †Goldfieldia Palmer, 1964
                                                      Count: -
                                                       11 Genus †Jangudaspis Ogienko, 1956
                                                      Count: -
                                                       12 Genus †Judaiella Lermontova, 1951
                                                      Count: -
                                                       13 Genus †Keeleaspis Fritz, 1972
                                                      Count: -
                                                       14 Genus †Laticephalus Pokrovskaya, 1959
                                                      Count: -
                                                       15 Genus †Meneghinella Boernemann, 1891
                                                      Count: -
                                                       15.0 [Genus †"Menghinella" nom. null.] see Genus Meneghinella Boernemann, 1891
                                                      Count: -
                                                       16 Genus †Metisaspina Sivov, 1955
                                                      Count: -
                                                       17 Genus †Miranella Pokrovskaya, 1960
                                                      Count: -
                                                       18 Genus †Nehanniaspis Fritz, 1972
                                                      Count: -
                                                       18.0 [Genus †"Nehannisaspis" nom. null.] see Genus Nehanniaspis Fritz, 1972
                                                      Count: -
                                                       19 Genus †Otekmaspis
                                                      Count: -
                                                       20 Genus †Paragraulos Lu, 1941
                                                      Count: -
                                                       21 Genus †Polliaxis Palmer, 1968
                                                      Count: -
                                                       22 Genus †Sailycaspis Repina, 1965
                                                      Count: -
                                                       23 Genus †Sekwiaspis Fritz, 1972
                                                      Count: -
                                                       24 Genus †Tuyunaspis
                                                      Count: -
                                                       25 Genus †Variopelta Fritz, 1972
                                                      Count: -
                                                       26 Genus †Xiuqiella Lu Chang, Chien, Chu, Lin, Chou, Chien, Zhang & Wu, 1974
                                                      Count: -
                                                       27 Genus †Yukonides Fritz, 1972
                                                      Count: -
                                                       29 Family †Bestjubellidae
                                                      Count: -
                                                       30 Family †Bathynotidae
                                                      Count: [†g] †2g
                                                       31 Family †Burlingiidae
                                                      Count: [†g] †2g
                                                       33 Order †Redlichiida Richter, 1933
                                                      Count: [†f] †22f;85g;18s
                                                       34 Order †Corynexochida Kobayashi, 1935
                                                      Count: [†f] †21f;126g;8s
                                                       35 Order †Lichida Moore, 1959
                                                      Count: [†f] †5f;54g;8s;1ss
                                                       36 Order †Phacopida Salter, 1864
                                                      Count: [†f] †17f;120g;17s;1ss
                                                       37 Order †Proetida Fortey & Owens, 1975
                                                      Count: [†f] †11f;2g
                                                       38 Order †Asaphida
                                                      Count: [†f] †30f;5g;6s
                                                       39 Order †Ptychopariida Swinnerton, 1915
                                                      Count: [†f] †34f;19g;9s
                                                       40 Order †Harpetida Ebach & McNamara, 2002
                                                      Count: [†f] †3f
                                                       n [Order †Naraoiida] see Order Nektaspida Raymond, 1920
                                                      Count: -

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Last updated: 24 Mar 2019