Page last updated Wed 05 Feb 2020


Use the links to navigate the hierarchy of invertebrate classification.

  Family Brachionidae

Genus Keratella

    Species K. cochlearis -- Wisconsin!
    Species K. earlinae -- midwestern North America.
    Species K. hiemalis -- midwestern North America.
    Species K. quadrata -- midwestern North America.
    Species K. serrulata -- midwestern North America.
    Species K. americana -- North America.
    Species K. armadura -- North America.
    Species K. canadensis -- North America.
    Species K. crassa -- North America.
    Species K. cruciformis -- North America.
    Species K. irregularis -- North America.
    Species K. lenzi -- North America.
    Species K. mixta -- North America.
    Species K. paludosa -- North America.
    Species K. taurocephala -- North America.
    Species K. tecta -- North America.
    Species K. testudo -- North America.
    Species K. ticinensis -- North America.
    Species K. tropica -- North America.
    Species K. valga -- North America.
    Species K. ahlstromi
    Species K. australis
    Species K. bostoniensis
    Species K. crenata
    Species K. edmondsoni
    Species K. falculata
    Species K. gracilenta
    Species K. javana
    Species K. kamtchatica
    Species K. kostei
    Species K. maliensis
    Species K. mexicana
    Species K. mongoliana
    Species K. morenoi
    Species K. nhamunda
    Species K. nhamundaiensis
    Species K. ona
    Species K. palludosa
    Species K. pneumoniae
    Species K. procurva
    Species K. quadridentata
    Species K. reducta
    Species K. sancta
    Species K. shieli
    Species K. sinensis
    Species K. slacki
    Species K. stipita
    Species K. taksinensis
    Species K. thomassoni
    Species K. trapezoida
    Species K. valdiviensis
    Species K. wangi
    Species K. yamana
    Species K. zhugeae
    Species K. eichwaldi

Taxon Information

The Genus Keratella has been reported (or is assumed) to occur in fresh waters. This taxon has been reported from Wisconsin.

(These statements were generated automatically from the WInvertebrates database.)

Literature Records

  • Keratella, [North America] (Wallace & Snell, 2010).
  • Keratella, [Palearctic, Afrotropical, Australasian, Oriental, Nearctic, Neotropical, Antarctic; 48 species worldwide, 22 Nearctic species] (Segers, 2008).
  • Keratella, (Segers, 2007).
  • Keratella, about 20 species, of which several are very common [North America] (Smith, 2001).
  • Keratella, [North Central United States] (Underhill et al., 1982).
  • Keratella, (Edmondson, 1959).


  • Wallace, R.L. & T.W. Snell. 2010. Rotifera. [in] J.H. Thorp & A.P. Covich (eds.). Ecology and Classification of North American Freshwater Invertebrates, 3rd edition: 173-235.
  • Segers, H. 2008. Global diversity of rotifers (Rotifera) in freshwater. Hydrobiologia 595: 49-59. [Available online]
  • Segers, H. 2007. Annotated checklist of the rotifers (Phylum Rotifera), with notes on nomenclature, taxonomy and distribution. Zootaxa 1564. 104 pp. [Available online]
  • Smith, D.G. 2001. Rotifera (Wheel animals). Pennak's Freshwater Invertebrates of the United States, 4th edition: 129-190.
  • Underhill, J.C., W.D. Schmid & D.E. Gilbertson. 1982. Taxonomic Keys to the Common Animals of the North Central States, exclusive of the parasitic worms, terrestrial insects, and birds, 4th edition. 205 pp.
  • Edmondson, W.T. 1959. Rotifera. [in] W.T. Edmondson (ed.). Ward & Whipple Fresh-Water Biology, 2nd edition: 420-494.

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