Acotylea
| Acotylea | |
|---|---|
| From the left to right of each row, from top to bottom: Stylochus stellatus, Callioplana marginata, and Paraplanocera marginata (Stylochoidea); Leptoplanoidea indet., Euplana gracilis, and Chimaeriplana japonica (Leptoplanoidea) | |
| Scientific classification Edit this classification | |
| Kingdom: | Animalia |
| Phylum: | Platyhelminthes |
| Order: | Polycladida |
| Suborder: | Acotylea Lang, 1884 |
| Synonyms | |
| |
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Acotylea is a suborder of free-living marine turbellarian flatworms in the order Polycladida.
Description
[edit | edit source]As currently defined, Acotylea includes polyclads with a Lang's vesicle in the female reproductive system and the male copulatory apparatus directed backwards. When tentacles are present, they are nuchal. The eyespot groups can be nuchal, cerebral, and marginal.[1]
Taxonomy
[edit | edit source]The internal classification of Acotylea has been unstable, with some genera and families constantly changing place as new molecular and morphological data are analyzed. The current classification is presented below:[2][3][4]
- Superfamily Discoceloidea Laidaw, 1903
- Family Discocelidae Laidlaw, 1903
- Family Ilyplanidae Faubel, 1983
- Family Cryptocelidae Laidlaw, 1903
- Family Polyposthiidae Bergendal, 1893
- Superfamily Leptoplanoidea Faubel, 1984
- Family Candimboididae Faubel, 1983
- Family Euplanidae Marcus & Marcus, 1966
- Family Faubelidae Ozdikmen, 2010
- Family Gnesiocerotidae Marcus and Marcus, 1966
- Family Leptoplanidae Stimpson, 1857
- Family Mucroplanidae Faubel, 1983
- Family Notocomplanidae Litvaitis, Bolaños & Quiroga, 2019
- Family Notoplanidae Marcus and Marcus, 1966
- Family Palauidae Faubel, 1983
- Family Pleioplanidae Faubel, 1983
- Family Pseudostylochidae Faubel, 1983
- Family Stylochoplanidae Meixner, 1907
- Superfamily Stylochoidea Stimpson, 1857
- Family Callioplanidae Hyman, 1953
- Family Discoprosthididae Faubel, 1983
- Family Hoploplanidae Stummer-Traunfels, 1933
- Family Idioplanidae Dittmann, Cuadrado, Aguado, Noreña & Egger, 2019
- Family Latocestidae Laidlaw, 1903
- Family Planoceridae Lang, 1884
- Family Plehniidae Bock, 1913
- Family Stylochidae Stimpson, 1857
- Not placed in any Superfamily
- Family Anocellidae Quiroga, Bolanos & Litvaitis, 2006
- Family Apidioplanidae Bock, 1926
- Family Didangiidae Faubel, 1983
- Family Enantiidae Graff, 1889
- Family Limnostylochidae Faubel, 1983
- Family Stylochocestidae Bock, 1913
See also
[edit | edit source]References
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External links
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