Highlight Ranks
Phylum
Class
Order
Family
Genus
Species
- Kingdom ANIMALIA
- Phylum ACANTHOCEPHALA Koelreuther, 1771
- Phylum ANNELIDA
- Phylum CNIDARIA
- Phylum ECHINODERMATA
- Phylum PORIFERA Grant, 1836
- Phylum TARDIGRADA
- Phylum CTENOPHORA Eschscholtz, 1829
- Phylum DICYEMIDA Van Beneden, 1876
- Phylum PLATYHELMINTHES Minot, 1876
- Phylum XENACOELOMORPHA Philippe, Brinkmann, Copley, Moroz, Nakano, Poustka, Wallberg, Peterson & Telford, 2011
- Phylum NEMERTEA
- Phylum GASTROTRICHA
- Phylum ROTIFERA
- Phylum CHAETOGNATHA
- Phylum KINORHYNCHA
- Phylum GNATHOSTOMULIDA
- Phylum LORICIFERA Kristensen, 1983
- Phylum NEMATODA
- Phylum NEMATOMORPHA
- Phylum BRYOZOA Ehrenberg, 1831
- Phylum BRACHIOPODA
- Phylum MOLLUSCA
- Phylum PHORONIDA Hatschek, 1888
- Phylum PRIAPULIDA
- Phylum SIPUNCULA
- Phylum ECHIURA
- Phylum KAMPTOZOA
- Phylum ONYCHOPHORA
- Phylum ARTHROPODA
- Subphylum CHELICERATA
- Subphylum CRUSTACEA
- Class BRANCHIOPODA Latreille, 1817
- Class OSTRACODA Latreille, 1802
- Class REMIPEDIA Yager, 1981
- Class MAXILLOPODA
- Subclass COPEPODA H. Milne Edwards, 1840
- Order CYCLOPOIDA Rafinesque, 1815
- Order CALANOIDA Dana, 1846
- Order HARPACTICOIDA Dana, 1846
- Family EUTERPINIDAE Brian, 1921
- Family LAOPHONTIDAE T. Scott, 1905
- Family PORCELLIDIIDAE Boeck, 1865
- Family PARASTENOCARIDIDAE Chappuis, 1940
- Family AEGISTHIDAE Giesbrecht, 1893
- Family ADENOPLEURELLIDAE Huys, 1990
- Family AMEIRIDAE Monard, 1927
- Subfamily Ameirinae Monard, 1927
- Abnitocrella Karanovic, 2006
- Antistygonitocrella Karanovic, Eberhard, Perina & Callan, 2013
- Archinitocrella Karanovic, 2006
- Biameiropsis Karanovic, 2006
- Haifameira Por, 1964
- Hirtaleptomesochra Karanovic, 2004
- Inermipes Lee & Huys, 2002
- Megastygonitocrella Karanovic & Hancock, 2009
- Nitocra Boeck, 1865
- Nitocrella Chappuis, 1924
- Novanitocrella Karanovic, 2004
- Paranitocrella Tang & Knott, 2009
- Parapseudoleptomesochra Lang, 1965
- Stygonitocrella Reid, Hunt & Stanley, 2003
- Nitocrellopsis Galassi, De Laurentiis & Dole-Olivier, 1999
- Subfamily Ameirinae Monard, 1927
- Family ANCORABOLIDAE Sars, 1909
- Family CANTHOCAMPTIDAE Brady, 1880
- Family CANUELLIDAE Lang, 1944
- Family CLETODIDAE T. Scott, 1905
- Family CLETOPSYLLIDAE Huys & Willems, 1989
- Family CLYTEMNESTRIDAE A. Scott, 1909
- Family ECTINOSOMATIDAE Sars, 1903
- Family HAMONDIIDAE Huys, 1990
- Family LEPTOPONTIIDAE Lang, 1948
- Family LONGIPEDIIDAE Boeck, 1865
- Family LOURINIIDAE Monard, 1927
- Family METIDAE Sars, 1910
- Family MIRACIIDAE Dana, 1846
- Family ORTHOPSYLLIDAE Huys, 1990
- Family PARAMESOCHRIDAE Lang, 1944
- Family PARASTENHELIIDAE Lang, 1936
- Family PELTIDIIDAE Claus, 1860
- Family TEGASTIDAE Sars, 1904
- Family TETRAGONICIPITIDAE Lang, 1944
- Family THALESTRIDAE Sars, 1905
- Family TISBIDAE Stebbing, 1910
- Order MISOPHRIOIDA Brady, 1878
- Order MONSTRILLOIDA Dana, 1849
- Order SIPHONOSTOMATOIDA Burmeister, 1835
- Subclass PENTASTOMIDA Shipley, 1905
- Subclass TANTULOCARIDA Boxshall & Lincoln, 1983
- Subclass THECOSTRACA
- Subclass MYSTACOCARIDA Pennak & Zinn, 1943
- Subclass BRANCHIURA Thorell, 1864
- Subclass COPEPODA H. Milne Edwards, 1840
- Class MALACOSTRACA Latreille, 1802
- Subphylum HEXAPODA
- Subphylum MYRIAPODA
- Phylum HEMICHORDATA
- Phylum CHORDATA
- Kingdom PROTISTA Haeckel, 1886