Isotomidae
Cryptopygus agreni (Borner, 1903)
Cryptopygus albaredai Selga, 1962
Cryptopygus albus Yosii, 1939
Cryptopygus ambus Christiansen & Bellinger, 1980
Cryptopygus andinus Dìaz & Najt, 1995
Cryptopygus annobonensis Selga, 1962
Cryptopygus anomala Linnaniemi, 1912
Cryptopygus antarcticus Willem, 1901
Cryptopygus aquae (Bacon, 1914)
Cryptopygus araucanus Massoud & Rapoport, 1968
Cryptopygus arcticus Christiansen & Bellinger, 1980
Cryptopygus axayacatl Palacios & Thibaud, 2001
Cryptopygus badasa Greenslade, 1995
Cryptopygus beijiangensis Hao & Huang, 1995
Cryptopygus benhami Christiansen & Bellinger, 1980
Cryptopygus binoculatus Deharveng, 1981
Cryptopygus bipunctatus (Axelson, 1903)
Cryptopygus bituberculatus (Wahlgren, 1906)
Cryptopygus caecus Wahlgren, 1906
Cryptopygus campbellensis Wise, 1964
Cryptopygus cardusi Selga, 1962
Cryptopygus caussaneli Thibaud, 1996
Cryptopygus cinctus Wahlgren, 1906
Cryptopygus cisantarcticus Wise, 1967
Cryptopygus coeruleogriseus (Hammer, 1938)
Cryptopygus constrictus (Folsom, 1937)
Cryptopygus debilis (Cassagnau, 1959)
Cryptopygus decemoculatus (Salmon, 1949)
Cryptopygus delamarei Poinsot, 1970
Cryptopygus dubius Deharveng, 1981
Cryptopygus elegans (Cardoso, 1973)
Cryptopygus exilis (Gisin, 1960)
Cryptopygus granulatus Salmon, 1943
Cryptopygus hirsutus (Denis, 1931)
Cryptopygus indecisus Massoud & Rapoport, 1968
Cryptopygus indicus Brown, 1932
Cryptopygus insignis Massoud & Rapoport, 1968
Cryptopygus interruptus Schött, 1927
Cryptopygus kahuziensis Martynova, 1978
Cryptopygus lamellatus (Salmon, 1941)
Cryptopygus lapponicus (Brown, 1931)
Cryptopygus lawrencei Deharveng, 1981
Cryptopygus loftyensis (Womersley, 1934)
Cryptopygus mauretanica Handschin, 1925
Cryptopygus maximus Deharveng, 1981
Cryptopygus minimus Salmon, 1941
Cryptopygus nanjiensis Shao, Zhang, Ke, Yue & Yin, 2000
Cryptopygus novaezealandiae (Salmon, 1943)
Cryptopygus novazealandia (Salmon, 1941)
Cryptopygus oeensis (Caroli, 1914)
Cryptopygus orientalis (Stach, 1947)
Cryptopygus parallelus (Wahlgren, 1901)
Cryptopygus parasiticus (Salmon, 1943)
Cryptopygus patagonicus Izarra, 1972
Cryptopygus pentatomus (Börner, 1906)
Cryptopygus perisi Selga, 1960
Cryptopygus pilosus (Womersley, 1934)
Cryptopygus ponticus (Stach, 1947)
Cryptopygus posteroculata (Stach, 1947)
Cryptopygus pseudominuta Schött, 1927
Cryptopygus quadrioculatus Yoshii, 1995
Cryptopygus quinqueoculatus Izarra, 1970
Cryptopygus reagens Enderlein, 1909
Cryptopygus riebi Barra, 1997
Cryptopygus scapelliferus (Gisin, 1955)
Cryptopygus separatus (Denis, 1931)
Cryptopygus sphagneticola (Linnaniemi, 1912)
Cryptopygus subalpina (Salmon, 1944)
Cryptopygus subalpinus (Salmon, 1944)
Cryptopygus subantarcticus Wise, 1970
Cryptopygus sverdrupi Lawrence, 1978
Cryptopygus tasmaniensis Womersley, 1942
Cryptopygus thermophilus (Axelson, 1900)
Cryptopygus travei Deharveng, 1981
Cryptopygus tricuspis Enderlein, 1909
Cryptopygus tridentatus Handschin, 1929
Cryptopygus triglenus Ellis, 1976
Cryptopygus trioculatus Izarra, 1972
Cryptopygus vtorovi Martynova, 1978
Cryptopygus yosiii Izarra, 1965
Cryptopygus zenderi (Winter, 1967)