Rhabdocoela

Dalyellia viridis, from the Vernal Pool Association.

Belongs within: Neoophora.
Contains: Typhloplanoida.

The Rhabdocoela are a group of flatworms with a straight, simple gut and an anterior mouth.

Rhabdocoela [Eleucithophora]
    `--Neorhabdocoela S86
         |  i. s.: Mesostoma C81
         |           |--M. californicum C81
         |           `--M. craci C81
         |--Typhloplanoida S86
         |--Dalyellida [Dalyellioida] S86
         |    |--Balgetia Luther 1962 S86
         |    |    `--B. papii Kolasa 1976 S86
         |    |--Provortex LOL03
         |    |    |--P. psammophilus LOL03
         |    |    `--P. tubiferus LOL03
         |    |--Pterastericola LOL03
         |    |    |--P. australis LOL03
         |    |    `--P. fedotovi BK77
         |    `--Dalyellia S86
         |         |--D. rossi H62
         |         |--D. tatrica S86
         |         `--D. viridis H62
         `--Kalyptorhynchia S86
              |--Macrorhynchus crocea (Fabricius 1826) S03
              |--Amphirhynchus caudatus K92
              |--Cheliplana boadeni K92
              |--Cicerina brevicirrus K92
              |--Mesorhynchus terminostylus K92
              |--Proschizorhynchus gullmarensis K92
              |--Schizochilus choriurus K92
              |--Gnathorhynchus Meixner 1929 S86
              |    `--G. aprosmeno An der Lan 1967 S86
              |--Uncinorhynchus Karling 1947 S86
              |    `--U. karlingi Kolasa 1977 S86
              `--Ethmorhynchus Meixner 1938 S86
                   |--E. anophthalmus K92
                   `--E. youngi Kolasa 1977 S86

Rhabdocoela incertae sedis:
  Bothromesostoma GD00
  Mesocastrada GD00
  Anoplodium H01
    |--A. chiridotae BK77
    |--A. clypeastris BK77
    |--A. gracile BK77
    |--A. myriotrochi BK77
    |--A. stichopi BK77
    `--A. tubiferum BK77
  Astrorhynchus H01
  Cheliplanilla H01
  Jensenia H01
  Nygulgus H01
  Promesostoma H01
  Temnocephalida LOL03
    |--Didymorchis LOL03
    `--Temnosewellia minor LOL03
  Umagilla forskalensis BK77
  Wahlia macrostylifera BK77
  Anoplodiopsis gracilis BK77
  Anoplodiera voluta BK77
  Ozametra elegans (Westblad 1926) [=Umagilla elegans] BK77
  Syndesmis echinorum BK77
  Marcusella BK77
    |--M. atriovillosa BK77
    `--M. pallida BK77
  Desmote vorax BK77
  Triloborhynchus astropectinis BK77

*Type species of generic name indicated

REFERENCES

[BK77] Barel, C. D. N., & P. G. N. Kramers. 1977. A survey of the echinoderm associates of the north-east Atlantic area. Zoologische Verhandelingen 156: 1–159.

[C81] Collins, F. H. 1981. Predation as a major component of mortality among immature mosquitoes in rice fields, flooded pastures, and vernal pools in northern California. Dissertation Abstracts International B 41: 4375.

[GD00] Giribet, G., D. L. Distel, M. Polz, W. Sterrer & W. C. Wheeler. 2000. Triploblastic relationships with emphasis on the acoelomates and the position of Gnathostomulida, Cycliophora, Plathelminthes, and Chaetognatha: a combined approach of 18S rDNA sequences and morphology. Systematic Biology 49: 539–562.

[H62] Hass, W. H. 1962. Conodonts. In: Moore, R. C. (ed.) Treatise on Invertebrate Paleontology pt W. Miscellanea: Conodonts, Conoidal Shells of Uncertain Affinities, Worms, Trace Fossils and Problematica pp. W3–W69. Geological Society of America, and University of Kansas Press.

[H01] Hooge, M. D. 2001. Evolution of body-wall musculature in the Platyhelminthes (Acoelomorpha, Catenulida, Rhabditophora). Journal of Morphology 249: 171–194.

[K92] Kozloff, E. N. 1992. The genera of the phylum Orthonectida. Cahiers de Biologie Marine 33: 377–406.

[LOL03] Lockyer, A. E., P. D. Olson & D. T. J. Littlewood. 2003. Utility of complete large and small subunit rRNA genes in resolving the phylogeny of the Neodermata (Platyhelminthes): implications and a review of the cercomer theory. Biological Journal of the Linnean Society 78: 155–171.

[S86] Schwank, P. 1986. Microturbellaria from subterranean freshwater habitats. In: Botosaneanu, L. (ed.) Stygofauna Mundi: A Faunistic, Distributional, and Ecological Synthesis of the World Fauna inhabiting Subterranean Waters (including the Marine Interstitial) pp. 47–56. E. J. Brill / Dr. W. Backhuys: Leiden.

[S03] Slyusarev, G. S. 2003. The fine structure of the muscle system in the female of the orthonectid Intoshia variabilis (Orthonectida). Acta Zoologica 84: 107–111.