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 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
- Class Adenophorea
- Class Aphasmida
- Class Chromadorea
- Order Aphelenchida accepted as Panagrolaimida
- Order Ascaridida accepted as Spirurida
- Order Benthimermithida
- Order Camallanida accepted as Spirurida
- Order Chromadorida
- Order Desmodorida
- Order Desmoscolecida
- Order Diplogasterida
- Order Draconematina accepted as Desmodorida
- Order Drilonematida
- Order Filariidea accepted as Spirurida
- Order Leptolaimida
- Order Monhysterida
- Order Oxyurida accepted as Spirurida
- Order Panagrolaimida
- Order Plectida
- Order Rhabditida
- Order Selachinematida
- Order Spirurida
- Family Acanthocheilidae Wülker, 1929 accepted as Anisakidae Railliet & Henry, 1912
- Family Acuariidae Railliet, Henry & Sisoff, 1912
- Family Ancyracanthidae accepted as Gnathostomatidae Railliet, 1895
- Family Anguillicolidae Yamaguti, 1935
- Family Anisakidae Railliet & Henry, 1912
- Family Aoruridae Walton, 1927 accepted as Thelastomatidae Travassos, 1929
- Family Aproctidae Yorke & Maplestone, 1926
- Family Ascaridae Baird, 1853 accepted as Ascarididae Baird, 1853
- Family Ascarididae Baird, 1853
- Family Ascaridiidae Travassos, 1920
- Family Askaridae Schneidemuehl, 1896 accepted as Ascarididae Baird, 1853
- Family Aspidoderidae Skrjabin & Schikhobalova, 1947
- Family Atractidae Railliet, 1917
- Family Blattophilidae Skrjabin, Schikhobalova & Lagodovskaya, 1966 accepted as Thelastomatidae Travassos, 1929
- Family Brumptaemiliidae accepted as Carnoyidae Filipjev, 1934
- Family Camallanidae Railliet & Henry, 1915
- Family Carnoyidae Filipjev, 1934
- Family Chitwoodchabaudiidae Puylaert, 1970
- Family Chitwoodiellidae Kloss, 1960 accepted as Travassosinematidae Rao, 1958
- Family Cobboldinidae Skrjabin, 1948 accepted as Atractidae Railliet, 1917
- Family Coronostomatidae Travassos & Kloss, 1961 accepted as Thelastomatidae Travassos, 1929
- Family Cosmocercidae Railliet, 1916
- Family Crossocephalidae Yorke & Maplestone, 1926 accepted as Atractidae Railliet, 1917
- Family Crossophoridae Baylis, 1920
- Family Cucullanidae Cobbold, 1864
- Family Cystidicolidae Skrjabin et al., 1949
- Family Dacnitidae Baird, 1853 accepted as Kathlaniidae Lane, 1914
- Family Daniconematidae Moravec & Køie, 1987
- Family Desmidocercidae Cram, 1927
- Family Dipetalonematidae Wehr, 1935 accepted as Onchocercidae Leiper, 1911
- Family Diplotriaenidae Skrjabin, 1916
- Family Dracunculidae Stiles, 1907
- Family Dubioxyuridae Ortlepp, 1937 accepted as Maupasinidae Inglis, 1960
- Family Filariidae Weinland, 1858
- Family Gnathostomatidae Railliet, 1895
- Family Goeziidae accepted as Anisakidae Railliet & Henry, 1912
- Family Gongylonematidae Hall, 1916
- Family Grathostomidae Skrjabin, 1916 accepted as Gnathostomatidae Railliet, 1895
- Family Guyanemidae Petter, 1974
- Family Habronematidae Chitwood & Wehr, 1932
- Family Hartertiidae Quentin, 1970
- Family Hedruridae Petter, 1971
- Family Heterakidae Railliet & Henry, 1912
- Family Heterocheilidae Railliet & Henry, 1915
- Family Heteroxynematidae Skrjabin & Shikhobalova, 1948
- Family Hethidae Skrjabin & Shikhobalova, 1951
- Family Hystrignathidae Travassos, 1929
- Genus Anomalostoma Cordeira, 1981
- Genus Anuronema Clark, 1978
- Genus Artigasia Christie, 1934
- Genus Basirella Biswas & Chakravarty, 1963
- Genus Batwanema Morffe & García, 2013
- Genus Boraceianema Travassos & Kloss, 1958
- Genus Buzionema Kloss, 1966
- Genus Carlosia Travassos & Kloss, 1957
- Genus Chokwenema Morffe & García, 2013
- Genus Christiella Travassos & Kloss, 1957
- Genus Coronocephaloides Ceccolini & Cianferoni, 2021
- Genus Coronocephalus Cordeira, 1981 accepted as Coronocephaloides Ceccolini & Cianferoni, 2021
- Genus Coynema Morffe & García, 2011
- Genus Glaber Travassos & Kloss, 1958
- Genus Huntia Zhang, Yin, Carreno & Zhang, 2021
- Genus Hystrignathus Leidy, 1850
- Genus Jibacoa Coy-Otero, Garcia & Alvarez, 1993
- Genus Klossiella Cordeira, 1981
- Genus Klossnema da Silva Cordeiro & de Toledo Artigas, 1986 accepted as Klossnema Cordeira, 1981
- Genus Klossnema Cordeira, 1981
- Genus Kongonema Morffe & García, 2013
- Genus Lauronema Almeida, 1938
- Genus Lepidonema Cobb, 1898
- Genus Longior Travassos & Kloss, 1958
- Genus Lubanema Morffe & García, 2013
- Genus Mentecle Travassos & Kloss, 1958
- Genus Papillabrum Kloss, 1962
- Species Papillabrum labiosum Kloss, 1962
- Genus Parahystrignathus Zhang, Yin, Carreno & Zhang, 2021
- Genus Parakongonema Zhang, Yin, Carreno & Zhang, 2021
- Genus Paraxyo Travassos & Kloss, 1958 accepted as Artigasia Christie, 1934
- Genus Passalidophila Van Waerebeke, 1973
- Genus Phalacronema Clark, 1978
- Genus Salesia Travassos & Kloss, 1958
- Genus Soaresnema Travassos & Kloss, 1958
- Genus Sprentia Clark, 1978
- Genus Triumphalisnema Kloss, 1962
- Genus Tuhmai Garduño-Montes De Oca & Oceguera-Figueroa, 2020
- Genus Urbanonema Travassos & Kloss, 1958
- Genus Ventelia Travassos & Kloss, 1958
- Genus Vulcanonema Travassos & Kloss, 1958
- Genus Vulvanonema accepted as Vulcanonema Travassos & Kloss, 1958
- Genus Xyo Cobb, 1898
- Family Ichthyocephalidae Travassos & Kloss, 1958
- Family Kathlaniidae Lane, 1914
- Family Kiwinematidae accepted as Heterakidae Railliet & Henry, 1912
- Family Lucionematidae Moravec, Molnár & Szekely, 1998
- Family Maupasinidae Inglis, 1960
- Family Micropleuridae Baylis & Daubney, 1926
- Family Onchocercidae Leiper, 1911
- Family Oncocercidae Yamaguti, 1961 accepted as Onchocercidae Leiper, 1911
- Family Oswaldofilariidae Chabaud & Choquet, 1953 accepted as Onchocercidae Leiper, 1911
- Family Oxyuridae Cobbold, 1864
- Family Pharyngodonidae Travassos, 1920
- Family Philometridae Baylis & Daubney, 1926
- Family Phlyctainophoridae Roman, 1965
- Family Physalopteridae Railliet, 1893
- Family Pneumospiruridae Wu & Hu, 1938
- Family Protrelloididae Chitwood, 1932
- Family Pseudonymidae Adamson & Buck, 1990
- Family Pulchrocephalidae Kloss, 1960 accepted as Travassosinematidae Rao, 1958
- Family Quimperiidae Gendre, 1928
- Family Ransomnematidae Travassos, 1930
- Family Raphidascarididae Hartwich, 1954
- Family Rhabdochonidae Travassos, Artigas & Pereira, 1928
- Family Rhigonematidae Artigas, 1930
- Family Rictulariidae Hall, 1916
- Family Ringonematidae accepted as Rhigonematidae Artigas, 1930
- Family Schneidernematidae Freitas, 1956
- Family Setariidae Yorke & Maplestone, 1926 accepted as Onchocercidae Leiper, 1911
- Family Seuratidae Hall, 1916
- Family Skrjabillanidae Shigin & Shigina, 1958
- Family Spinitectidae Skrjabin, 1946 accepted as Cystidicolidae Skrjabin et al., 1949
- Family Spirocercidae Chitwood & Wehr, 1932
- Family Spiropteridae Leiper, 1911 accepted as Acuariidae Railliet, Henry & Sisoff, 1912
- Family Spirurida incertae sedis
- Family Spiruridae Örley, 1885
- Family Steinertetanonematidae Sokolov, 2010
- Family Stephanofilariidae accepted as Filariidae Weinland, 1858
- Family Streptocaridae Skrjabin, Sobolev & Ivashkin, 1965 accepted as Acuariidae Railliet, Henry & Sisoff, 1912
- Family Subuluridae Travassos, 1914
- Family Tetanonematidae Skryabin & Shikhobalova, 1948 accepted as Steinertetanonematidae Sokolov, 2010
- Family Tetrameridae Travassos, 1914
- Family Thelastomatidae Travassos, 1929
- Family Thelastomidae accepted as Thelastomatidae Travassos, 1929
- Family Thelaziidae Railliet, 1910
- Family Toxocaridae accepted as Ascarididae Baird, 1853
- Family Travassosinematidae Rao, 1958
- Family Tricheilidae Wang & Wang, 1991
- Family Xustromatidae Hunt, 2002
- Family Xustrostomatidae Hunt, 2002 accepted as Xustromatidae Hunt, 2002
- Order Strongylida accepted as Panagrolaimida
- Order Teratocephalida
- Order Tylenchida accepted as Panagrolaimida
- Class Dorylaimea
- Class Enoplea
- Class Nematoda (awaiting allocation)
- Class Nematoda incertae sedis
- Class Rhabditea
- Class Secernentea
- 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
| |