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
- Class Asteroidea
- Order Asteroidea (awaiting allocation)
- Order Cryptozonia †
- Order Euaxosida †
- Order Forcipulata accepted as Forcipulatida
- Order Forcipulatida
- Family Asteriidae Gray, 1840
- Family Brisingidae G.O. Sars, 1875
- Family Compsasteridae Schuchert, 1915 †
- Family Forcipulatida (awaiting allocation)
- Family Heliasteridae Viguier, 1878
- Family Hymenodiscidae Mah, 1998
- Family Hymenodiscididae accepted as Hymenodiscidae Mah, 1998
- Family Labidiasteridae Verrill, 1914 accepted as Heliasteridae Viguier, 1878
- Family Neomorphasteridae Fisher, 1923 accepted as Stichasteridae
- Family Novodiniidae
- Family Pedicellasteridae Perrier, 1884
- Family Pycnopodiidae Fisher, 1928
- Family Stichasteridae
- Family Zoroasteridae Sladen, 1889
- Genus Bythiolophus Fisher, 1916
- Genus Cnemidaster Sladen, 1889
- Genus Cnemidiaster Gregory in Lankester, 1900
- Genus Doraster Downey, 1970
- Genus Mammaster Perrier, 1894 accepted as Cnemidaster Sladen, 1889
- Genus Myxoderma Fisher, 1905
- Genus Pholidaster Sladen, 1889
- Genus Prognaster Perrier, 1894 accepted as Zoroaster Thomson, 1873
- Genus Sagenaster Mah, 2007
- Genus Terminaster Hess, 1974 †
- Genus Viridisaster Fau & Villier, 2023 †
- Genus Zoroaster Thomson, 1873
- Species Zoroaster ackleyi Perrier, 1880 accepted as Zoroaster fulgens Thomson, 1873
- Species Zoroaster actinocles Fisher, 1919
- Species Zoroaster adami Koehler, 1909
- Species Zoroaster alfredi Alcock, 1893
- Species Zoroaster alternicanthus McKnight, 2006
- Species Zoroaster angulatus Alcock, 1893
- Species Zoroaster barathri Alcock, 1893
- Species Zoroaster bispinosus Koehler, 1909 accepted as Zoroaster fulgens Thomson, 1873
- Species Zoroaster carinatus Alcock, 1893
- Species Zoroaster diomedeae Verrill, 1884 accepted as Zoroaster fulgens Thomson, 1873
- Species Zoroaster evermani Fisher, 1905
- Species Zoroaster evermanni Fisher, 1905 accepted as Sagenaster evermanni (Fisher, 1905)
- Species Zoroaster fulgens Thomson, 1873
- Species Zoroaster gilesii Alcock, 1893 accepted as Cnemidaster gilesi (Alcock, 1893)
- Species Zoroaster hirsutus Ludwig, 1905
- Species Zoroaster longicauda Perrier, 1885 accepted as Zoroaster fulgens Thomson, 1873
- Species Zoroaster longispinum Ludwig, 1905 accepted as Myxoderma longispinum (Ludwig, 1905)
- Species Zoroaster macracantha H.L. Clark, 1916
- Species Zoroaster magnificus Ludwig, 1905
- Species Zoroaster microporus Fisher, 1916
- Species Zoroaster nudus Ludwig, 1905 accepted as Cnemidaster nudus (Ludwig, 1905)
- Species Zoroaster ophiactis Fisher, 1916
- Species Zoroaster ophiurus Fisher, 1905
- Species Zoroaster orientalis Hayashi, 1943
- Species Zoroaster perarmatus H.L. Clark, 1920 accepted as Myxoderma longispinum (Ludwig, 1905)
- Species Zoroaster planus Alcock, 1893
- Species Zoroaster platyacanthus H.L. Clark, 1913 accepted as Myxoderma platyacanthum (H.L. Clark, 1913)
- Species Zoroaster singletoni McKnight, 2006
- Species Zoroaster spinulosus Fisher, 1906
- Species Zoroaster squameus Alcock, 1893 accepted as Cnemidaster squameus (Alcock, 1893)
- Species Zoroaster tenuis Sladen, 1889
- Species Zoroaster trispinosus Koehler, 1895 accepted as Zoroaster fulgens Thomson, 1873
- Species Zoroaster variacanthus McKnight, 2006
- Species Zoroaster zea Alcock, 1893 accepted as Cnemidaster zea (Alcock, 1893)
- Genus Psammaster Fau, Villier, Ewin & Gale, 2020 †
- Order Neoasteroidea (awaiting allocation)
- Order Notomyotida
- Order Paxillosida
- Order Peripoda
- Order Platyasterida
- Order Pustulosida
- Order Somasteroida †
- Order Spinulosida
- Order Trichasteropsida
- Order Uractinida †
- Order Valvatida
- Order Velatida
- Family Embolasteridae Blake, 2008 †
- Family Fandasteridae Blake & Elliott, 2003 †
- Family Hudsonasteridae Schuchert, 1914 †
- Family Paulasteriidae Mah et al., 2015
- Genus Eriaster Blake & Guensburg, 2005 †
- Genus Forbesasterias Fau, Wright, Ewin, Gale & Villier, 2024 †
- Genus Marbleaster Fau, Wright, Ewin, Gale & Villier, 2024 †
- Genus Superstesaster Villier et al., 2017 †
- Class Asterozoa (awaiting allocation)
- Class Blastoidea †
- Class Cornuta
- Class Coronata
- Class Coronoidea †
- Class Crinoidea
- Class Ctenocystoidea †
- Class Cystoidea
- Class Diploporita †
- Class Echinodermata (awaiting allocation)
- Class Echinodermata incertae sedis
- Class Echinoidea
- Class Edrioasteroidea †
- Class Edrioblastoidea †
- Class Eocrinoidea †
- Class Helicoplacoidea †
- Class Holothuroidea
- Class Homoiostelea †
- Class Homostelea †
- Class Ophiocistioidea †
- Class Ophiuroidea
- Class Parablastoidea †
- Class Paracrinoidea †
- Class Rhombifera †
- Class Somasteroidea
- Class Stelleroidea
- Class Stylophora †
- Genus Anadema Meuschen, 1787
- Genus Artocrea Meuschen, 1787
- Genus Birita Meuschen, 1787
- Genus Disci-transfixus Meuschen, 1787
- Genus Galea Meuschen, 1787
- Genus Olivaeformis Meuschen, 1787
- Genus Stribilita Meuschen, 1787
- 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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