Between brackets is the number of accepted species
1 Click on "-" to collapse/hide all child taxa
2 Shows the number of accepted species within the taxon
3 The last expanded taxon is highlighted
4 Click on "+" to expand/show all child taxa
5 Click to see the taxon details page
- Biota
- Kingdom Animalia
- Phylum Acanthocephala
- Phylum Agmata †
- Phylum Animalia (awaiting allocation)
- Phylum Animalia incertae sedis
- Phylum Annelida
- Phylum Arthropoda
- Subphylum Chelicerata
- Subphylum Crustacea
- Subphylum Hexapoda
- Subphylum Myriapoda
- Subphylum Trilobitomorpha †
- Class Marrellomorpha †
- Class Merostomoidea †
- Class Paratrilobita †
- Class Trilobita †
- Order Agnostida †
- Order Asaphida †
- Order Corynexochida †
- Order Harpetida †
- Order Lichida †
- Order Naraoiida †
- Order Nektaspida †
- Order Odontopleurida †
- Order Olenellida †
- Order Phacopida †
- Order Polymerida †
- Order Proetida †
- Order Ptychopariida †
- Family Acrocephalitidae †
- Family Agraulidae †
- Family Alokistocaridae Resser, 1939 †
- Family Antagmidae †
- Family Asaphiscidae Raymond, 1924 †
- Family Atopidae Hupé, 1953 †
- Family Aulacodigmatidae †
- Family Avoninidae †
- Family Bigotinidae Hupé, 1953 †
- Family Bolaspididae †
- Family Cedariidae †
- Family Changshaniidae †
- Family Conicephalidae Yang & Liu, 1991 † accepted as Solenopleuridae †
- Family Conocoryphidae †
- Family Conokephalinidae †
- Family Coosellidae †
- Family Crepicephalidae †
- Family Diceratocephalidae Lu, 1954 †
- Family Dokimocephalidae †
- Family Ellipsocephalidae †
- Family Ellipsocephaloididae †
- Family Elviniidae †
- Family Emmrichellidae †
- Family Endymioniidae †
- Family Estaingiidae Öpik, 1975 †
- Family Eulomatidae †
- Family Harpidae Raw, 1949 † accepted as Harpididae †
- Family Harpididae †
- Family Holanshaniidae †
- Family Housiidae †
- Family Hystricuridae †
- Family Ichangiidae † accepted as Estaingiidae Öpik, 1975 †
- Family Ignotogregatidae †
- Family Inouyiidae †
- Family Kingstoniidae †
- Family Komaspididae †
- Family Liostracinidae †
- Family Lisaniidae Chang, 1963 †
- Family Llanoaspididae †
- Family Loganellidae Rasetti, 1959 †
- Family Lonchocephalidae †
- Family Lorenzellidae †
- Family Mapaniidae †
- Family Marjumiidae †
- Family Menomoniidae Walcott, 1916 †
- Family Nepeidae Whitehouse, 1939 †
- Family Nepeiidae † accepted as Nepeidae Whitehouse, 1939 †
- Family Norwoodiidae †
- Family Olenidae Burmeister, 1843 †
- Family Onchonotopsidae †
- Family Palaeolenidae †
- Family Papyriaspididae †
- Family Phylacteridae †
- Family Plethopeltidae †
- Family Proasaphiscidae Zhang, 1963 †
- Family Protolenidae †
- Family Ptychopariida (awaiting allocation) †
- Family Ptychopariidae †
- Family Ptychoparioidae †
- Family Raymondinidae †
- Family Shumardiidae Lake, 1907 †
- Family Solenopleuridae †
- Family Symphysurinidae Kobayashi, 1955 †
- Family Tengfengiidae †
- Family Thysanopeltidae †
- Genus Brontes Goldfuss, 1839 †
- Genus Bronteus Goldfuss, 1843 †
- Species Bronteus figuatus Phillips †
- Species Bronteus haidingeri (Barrande, 1846) †
- Species Bronteus partschi (Barrande, 1846) †
- Species Bronteus radiatus †
- Genus Goldius de Koninck, 1841 †
- Genus Planiscutellum Richter & Richter, 1956 †
- Family Tricrepicephalidae †
- Family Wuaniidae †
- Family Yunnanocephalidae †
- Genus Meniscopsia Robison & Babcock, 2011 †
- Genus Phantaspis Sun, Zeng & Zhao, 2020 †
- Order Redlichiida †
- Order Trilobita (awaiting allocation) †
- Family Jamrogiidae Bentley, Jago & Cooper, 2009 †
- Family Missisquoiidae Hupé, 1955 †
- Genus Elleria Raymond, 1944 †
- Genus Indigestus Özdikmen, 2009 †
- Genus Moolatrilo Malkani, 2019 †
- Genus Nanshihmenia Zhang & Fan, 1960 †
- Genus Nanshihmenia Chang, 1960 † accepted as Nanshihmenia Zhang & Fan, 1960 †
- Genus Peculicephalina Qian, 1985 †
- Genus Remeleaspis Basse, 2007 †
- Order Trilobitomorpha (awaiting allocation) †
- Class Arachnomorpha (awaiting allocation)
- Class Arthropoda (awaiting allocation)
- Class Artiopoda †
- Class Crustaceomorpha incertae sedis †
- Class Dinocaridida †
- Class Labrophora incertae sedis
- Class Lamellipedia incertae sedis
- Class Megacheira †
- Class Thylacocephala †
- Class Xenocarida incertae sedis
- Order Canadaspidida † accepted as Hymenocarina †
- Order Cheloniellida †
- Order Emeraldellida † accepted as Arthropoda
- Order Fuxianhuiida †
- Order Habeliida †
- Order Hymenocarina †
- Order Isoxyida †
- Order Pectocaridida † accepted as Hymenocarina †
- Order Waptiida † accepted as Hymenocarina †
- Family Bomakellidae Fedonkin, 1987 †
- Family Burgessiidae Walcott, 1912 †
- Family Emeraldellidae Raymond, 1935 †
- Family Guangweicarididae Luo, Fu, Hu, Li, Hou, You, Pang & Liu, 2007 †
- Genus Aaveqaspis Peel & Stein, 2009 †
- Genus Acheronauta Pulsipher, Anderson, Wright, Kluessendorf, Mikulic & Schiffbauer, 2022 †
- Genus Arthroaspis Stein, Budd, Peel & Harper, 2013 †
- Genus Astutuscaris Jiao & Du, 2022 †
- Genus Bennettarthra Fayers, Trewin & Morrissey, 2010 †
- Genus Bushizheia O'Flynn & Liu in O'Flynn et al., 2020 †
- Genus Chuandianella Hou & Bergström, 1991 †
- Genus Dioxycaris Gürich, 1929 †
- Genus Dongshanocaris Hou, Bergström, Wang, Feng & Chen, 1999 †
- Genus Duraznovis Lara, Cariglino & Zavattieri in Lara et al., 2019 †
- Genus Duraznovs Lara, Cariglino & Zavattieri in Lara et al., 2019 † accepted as Duraznovis Lara, Cariglino & Zavattieri in Lara et al., 2019 †
- Genus Esmeraldacaris Waggoner, 2003 †
- Genus Fibulacaris Izquierdo-López & Caron, 2019 †
- Genus Kiisortoqia Stein, 2010 †
- Genus Kylinxia Zeng, Zhao, Niu, Zhu & Huang, 2020 †
- Genus Lihuacaris Jiao, Pates, Lerosey-Aubril, Ortega-Hernández, Yang, Lan & Zhang, 2021 †
- Genus Norikeya Tanaka, Siveter & Williams, 2013 †
- Genus Nothozoe Barrande, 1872 †
- Genus Nothozoe Barrande in Bigsby, 1868 † accepted as Nothozoe Barrande, 1872 †
- Genus Notozoe Zittel, 1885 † accepted as Nothozoe Barrande, 1872 †
- Genus Pakucaris Izquierdo-López & Caron, 2021 †
- Genus Pambdelurion Budd, 1998 †
- Genus Parvibellus Liu, Dunlop, Steiner & Shu, 2022 †
- Genus Pleuralata McCoy, Strother & Briggs, 2012 †
- Genus Pseudoangustidontus Van Roy & Tetlie, 2006 †
- Genus Pteroessa Hudson & Gosse, 1886
- Genus Sidneyia Walcott, 1911 †
- Genus Siriocaris Lagebro, Stein & Peel, 2009 †
- Genus Vermontcaris Pari, Briggs & Gaines, 2022 †
- Genus Youti Smith, Long, Dhungana, Dobson, Yang & Zhang, 2024 †
- Phylum Brachiopoda
- Phylum Bryozoa
- Phylum Cephalorhyncha incertae sedis
- Phylum Chaetognatha
- Phylum Chitinozoa †
- Phylum Chordata
- Phylum Cnidaria
- Phylum Ctenophora
- Phylum Cycliophora
- Phylum Cycloneuralia incertae sedis
- Phylum Ecdysozoa incertae sedis †
- Phylum Echinodermata
- Phylum Entoprocta
- Phylum Gastrotricha
- Phylum Gnathostomulida
- Phylum Hemichordata
- Phylum Hyolitha †
- Phylum Kinorhyncha
- Phylum Lobopoda †
- Phylum Loricifera
- Phylum Micrognathozoa
- Phylum Mollusca
- Phylum Monoblastozoa accepted as Animalia incertae sedis
- Phylum Nematoda
- Phylum Nematomorpha
- Phylum Nemertea
- Phylum Onychophora
- Phylum Orthonectida
- Phylum Phoronida
- Phylum Placozoa
- Phylum Platyhelminthes
- Phylum Pogonophora accepted as Siboglinidae Caullery, 1914
- Phylum Porifera
- Phylum Priapula accepted as Priapulida
- Phylum Priapulida
- Phylum Problematica † accepted as Animalia incertae sedis
- Phylum Rhombozoa
- Phylum Rotifera
- Phylum Scalidophora incertae sedis
- Phylum Sipuncula
- Phylum Tardigrada
- Phylum Trace fossils †
- Phylum Vendobionta †
- Phylum Vestimentifera accepted as Siboglinidae Caullery, 1914
- Phylum Vetulicolia †
- Phylum Vinctiplicata incertae sedis †
- Phylum Xenacoelomorpha
- Genus Trilobocaris Pribyl, 1953 †
- Kingdom Archaea
- Kingdom Bacteria
- Kingdom Chromista
- Kingdom Fungi
- Kingdom Plantae
- Kingdom Protista accepted as Protozoa
- Kingdom Protozoa
- Kingdom Viruses
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