Kahl (1930-1935)

Kahl, A. (1930–35). Urtiere oder Protozoa I: Wimpertiere oder Ciliata (Infusoria). In: Die Tierwelt Deutschlands 18, (Ed. F. Dahl). 4 vols. G. Fischer, Jena, , .

Patterson, D.J. (1978). Kahl's Keys to the Ciliates. Translation of the keys from Wimpertiere oder Ciliata. 1978, University of Bristol, .

• Phylum Protozoa Goldfuss, 1817
  • Superklasse Ciliophora Doflein, 1901
    • Klasse Protociliata Metcalf
      • Fam. Opalinidae
    • Klasse Euciliata Metcalf
      • Unterklasse Infusoria Ledermüller, 1760
        • Ordnung Holotricha Stein, 1859
        • Ordnung Spirotricha Bütschli, 1889 emend.
        • Ordnung Peritricha Stein, 1859 emend.
        • Ordnung Chonotricha Wallengren, 1895
      • Unterklasse Suctoria

Kudo (1954)

From Protozoology, 4th ed., .

Phylum Protozoa Goldfuss

• Subphylum Ciliophora Doflein

• Class 1 Ciliata Perty

• Subclass 1 Protociliata Metcalf
• Subclass 2 Euciliata Metcalf

• Order 1 Holotricha Stein
• Order 2 Spirotricha Bütschli
• Order 3 Chonotricha Wallengren

• Family Spirochonidae Stein

• Genus Spirochona Stein, Genus Stylochona Kent, Genus Kentrochona Rompel (Kentrochonopsis Doflein), Genus Trichochona Mohr, Genus Heliochona Plate, Genus Chilodochona Wallengren

• Order 4 Peritricha Stein

• Class 2 Suctoria Claparède and Lachmann