Page last updated Wed 05 Feb 2020


Use the links to navigate the hierarchy of invertebrate classification.

  Order Rhabdocoela

Suborder Dalytyphloplanida (+ Dalyellioida, + Typhloplanida, + Typhloplanoida, + Neorhabdocoela)

    Infraorder Neodalyellida -- Wisconsin!
    Infraorder Neotyphloplanida -- Wisconsin!
    Family Hypoblepharinidae
    Family Luridae
    Genus Micropalaeosoma
    Genus Palaeosoma

Taxon Information

The Suborder Dalytyphloplanida 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

  • Dalyellioida, [North America] (Kolasa & Tyler, 2010).
  • Typhloplanida, [North America] (Kolasa & Tyler, 2010).
  • Dalyellioida, [Palaearctic, Nearctic, Neotropical, Afrotropical, Oriental, Australasian; 159 freshwater species in 16 genera worldwide; 28 Nearctic species in 6 genera] (Schockaert et al., 2008).
  • Typhloplanoida, [Palaearctic, Nearctic, Neotropical, Afrotropical, Oriental, Australasian, Antarctic; 307 freshwater species in 42 genera worldwide; 56 Nearctic species in 15 genera] (Schockaert et al., 2008).
  • Dalyellioida, [Wisconsin] (Watermolen, 2005).
  • Typhloplanoida (Neorhabdocoela), [Wisconsin] (Watermolen, 2005).
  • Dalyellioida, (Smith, 2001).
  • Typhloplanoida, (Smith, 2001).
  • Dalyellioida, (Hyman & Jones, 1959).
  • Typhloplanoida, (Hyman & Jones, 1959).
  • Neorhabdocoela, (Hyman & Jones, 1959).


  • Kolasa, J. & S. Tyler. 2010. Flatworms: Turbellarians and Nemerteans. [in] J.H. Thorp & A.P. Covich (eds.). Ecology and Classification of North American Freshwater Invertebrates, 3rd edition: 143-161.
  • Schockaert, E.R., M. Hooge, R. Sluys, S. Schilling, S. Tyler & T. Artois. 2008. Global diversity of free living flatworms (Platyhelminthes, “Turbellaria”) in freshwater. Hydrobiologia 595: 41-48. [Available online]
  • Watermolen, D.J. 2005. Aquatic and terrestrial flatworm (Platyhelminthes, Turbellaria) and ribbon worm (Nemertea) records from Wisconsin. Research/Management Findings, Wisconsin DNR (55). 8 pp.
  • Smith, D.G. 2001. Platyhelminthes (free-living flatworms). Pennak's Freshwater Invertebrates of the United States, 4th edition: 77-108.
  • Hyman, L.H. & E.R. Jones. 1959. Turbellaria. [in] W.T. Edmondson (ed.). Ward & Whipple Fresh-Water Biology, 2nd edition: 323-365.

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