After Parker, 1982 [Slightly modified after Martin & Davis, 2001]
<==o Harpacticoida Sars, 1903 (ryömijähankajalkaiset) |?- Adenopleurellidae Huys, 1990 |-- Aegisthidae Giesbrecht, 1893 |?- Ambunguipedidae Huys, 1990 |-- Ameiridae Monard, 1927 |-- Ancorapolidae Sars, 1909 [Ancorbolidae Sars, 1909] |?- Argestidae Por, 1986 |-- Balenophilidae Sars, 1910 |?- Cancrincolidae Fiers, 1990 |-- Canthocamptidae Sars, 1906 |-- Canuellidae Lang, 1944 |-- Cerviniidae Sars, 1903 |-- Chappuisiidae Chappuis, 1940 |-- Cletodidae Scott, 1905 |?- Cletopsyllidae Huys & Williams, 1989 |?- Clytemnestridae Scott, 1909 [from Martin & Davis, 2001, not recognized by Parker, 1982] |?- Cristacoxidae Huys, 1990 |-- Cylindropsyllidae Sars, 1909 |-- Darcythompsoniidae Lang, 1936 |-- Diosaccidae Sars, 1906 |-- Ectinosomitidae Sars, 1903 |?- Euterpinidae Brian, 1921 [from Martin & Davis, 2001, not recognized by Parker, 1982] |-- Geleyellidae Rouch & Lescher-Moutoué, 1977 [placed in its own order by Martin & Davis, 2001] |?- Hamondiidae Huys, 1990 |-- Harpacticidae Dana, 1846 |?- Huntemanniidae Por, 1986 |-- Laophontidae Scott, 1905 |?- Laophontopsidae Huys & Willems, 1989 |-- Latiremidae Bozic, 1969 |?- Leptastacidae Lang, 1948 [from Martin & Davis, 2001, not recognized by Parker, 1982] |?- Leptopontiidae Lang, 1948 [from Martin & Davis, 2001, not recognized by Parker, 1982] |-- Longipediidae Sars, 1903 |-- Louriniidae Monard, 1927 |-- Metidae Sars, 1910 |-- Miraciidae Dana, 1846 |-- Neobradyidae Oloffson, 1917 |?- Normanellidae Lang, 1944 [from Martin & Davis, 2001, not recognized by Parker, 1982] |?- Novocriniidae Huys & Iliffe, 1998 |?- Orthopsyllidae Huys, 1990 |-- Paramesochridae Lang, 1944 |-- Parastenheliidae Lang, 1936 |-- Parastenocarididae Chappuis, 1933 |-- Peltidiidae Sars, 1914 |-- Phyllognathopodidae Gurney, 1932 |-- Porcellidiidae Boeck, 1865 |-- Pseudopeltidiidae |?- Pseudotachidiidae Lang, 1936 [from Martin & Davis, 2001, not recognized by Parker, 1982] |?- Rhizothricidae Por, 1986 |?- Rotundiclipeidae Huys, 1988 |?- Styracothoracidae Huys, 1993 |?- Superornatiremidae Huys, 1997 |-- Tachidiidae Boeck, 1865 |-- Tegastidae Sars, 1904 |-- Tetragonicipitidae Lang, 1944 |-- Thalestridae Sars, 1905 |?- Thompsonulidae Lang, 1944 [from Martin & Davis, 2001, not recognized by Parker, 1982] `-- Tisbidae Stebbing, 1910
Reference(s):
- Martin, J. W. & Davis, G. E., 2001: An Updated Classification of the Recent Crustacea.
–Natural History Museum of Los Angeles County, Science Series: Vol. #39, pp. vii-124 - Parker, S. P. (ed.), 1982: Synopsis and classification of living organisms. Vols. 1 & 2
–McGrew-Hill Book Company -
Lahti, S., Malmström, K. K., Koli, L., Leikola, A., Syrjämäki, J. & Lahti, J., 1980: Zoo, Suuri Eläinkirja 6: Selkärangattomat.
–Werner Söderström Osakeyhtiö, Porvoo-Helsinki-Juva, 1980.
Original work [in French]: Beaut, Du Monde Animal XI & XII Invertébrés.
–Rizzoli Editore, Milano, 1968.