Cryptopygus

Cryptopygus antarcticus, copyright Alex.

Belongs within: Isotomidae.

Cryptopygus is a genus of isotomid springtails with the fifth and sixth abdominal segments fused, a well-developed furcula, manubrial setae, and a bidentate mucro (Christiansen & Bellinger 1980).

<==Cryptopygus Willem 1901 [incl. Hemisotoma Bagnall 1949]CB80
    |--*C. antarcticus Willem 1901CB80 [incl. C. crassus Carpenter 1907W67]
    |    |--C. a. antarcticusG86
    |    `--C. a. reagens Enderlein 1909G86
    |--C. agreni (Börner 1903) [=Isotomina agreni]CB80
    |--C. ambus Christiansen & Bellinger 1980CB80
    |--C. aquae (Bacon 1914) [=Isotoma aquae]CB80
    |--C. arcticus Christiansen & Bellinger 1980CB80
    |--C. australis Womersley 1934W39
    |--C. benhami Christiansen & Bellinger 1980CB80
    |--C. bipunctatus (Axelson 1903) [=Isotoma bipunctata]CB80
    |--C. caecus Wahlgren 1906G86
    |--C. campbellensis Wise 1964W67
    |--C. cinctusW39
    |--C. cisantarcticus Wise 1967W67
    |--C. coeruleogriseus (Hammer 1938) [=Isotoma coeruleogrisea]CB80
    |--C. decemoculatus (Folsom 1937) (see below for synonymy)CB80
    |--C. exilis (Gisin 1960)CB80
    |--C. loftyensis Womersley 1934W39
    |--C. nigerW39
    |--C. ponticus (Stach 1947)CB80
    |--C. quadrioculatus (Rapoport 1963) [=Isotomina quadrioculata]G86
    |--C. similis (james 1933) [=Proisotoma similis]CB80
    |--C. thermophilus (Axelson 1900) (see below for synonymy)CB80
    |--C. tricuspis Enderlein 1909 [incl. Parafolsomia quadrioculata Wise 1970 non Isotomina quadrioculata Rapoport 1963]G86
    `--C. triglenus Ellis 1976CB80

Cryptopygus decemoculatus (Folsom 1937) non Isotoma decemoculata Womersley 1935 (not preoc. if in dif. gen.) [=Proisotoma decemoculata non Folsomia decemoculata Mills 1935 (not preoc. if in dif. gen.)]CB80

Cryptopygus thermophilus (Axelson 1900) [=Isotoma thermophila, *Hemisotoma thermophila; incl. Proisotoma cognata Folsom 1937, P. constricta Folsom 1937, Cryptopygus orientalis, Isotomina salaymehi, Proisotoma tenelloides Folsom 1937]CB80

*Type species of generic name indicated

References

[CB80] Christiansen, K., & P. Bellinger. 1980. The Collembola of North America north of the Rio Grande: A taxonomic analysis vol. 2. Families Onychiuridae and Isotomidae. Grinnell College: Grinnell (Iowa).

[G86] Greenslade, P. 1986. Additions to the collembolan fauna of Heard Island. Records of the South Australian Museum 19 (7): 91–96.

[W67] Wise, K. A. J. 1967. Collembola (springtails). Antarctic Research Series 10: 123–148.

[W39] Womersley, H. 1939. Primitive Insects of South Australia: Silverfish, springtails, and their allies. South Australian Branch of the British Science Guild: Adelaide.

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