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
- 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
- Class Archaeopriapulida †
- Class Halicryptomorpha
- Class Palaeoscolecida †
- Class Priapulimorpha
- Class Seticoronaria
- Order Priapulida incertae sedis
- Genus Acosmia Chen & Zhou, 1997 †
- Genus Archotuba Hou, Bergström, Wang, Feng & Chen, 1999 †
- Genus Ercaivermis Wang, Vannier, Sun, Yu & Han, 2023 †
- Genus Ereunetes Stewart, 1909
- Genus Eximipriapulus Ma, Aldridge, Siveter, Siveter, Hou & Edgecombe, 2014 †
- Genus Inuitiphlaskus Peel, 2022 †
- Genus Investigator Stewart, 1909
- Genus Lecythioscopa Conway Morris, 1977 †
- Species Lecythioscopa simplex (Walcott, 1911) †
- Genus Lecythioscpoa † accepted as Lecythioscopa Conway Morris, 1977 †
- Genus Markuelia Valkov, 1983 †
- Genus Omnidens Hou, Bergström & Yang, 2006 †
- Genus Scolecofura † accepted as Scolecofurca Conway Morris, 1977 †
- Genus Scolecofurca Conway Morris, 1977 †
- Genus Singuuriqia Peel, 2017 †
- 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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