Cotylea (worm)

Cotylea
From the left to right of each row, from top to bottom: Pseudobiceros gloriosus (Pseudocerotidae), Eurylepta sp. (Euryleptidae), Pericelis sp. (Periceloidea), Chromoplana sirena (Anonymoidea), Cestoplana sp. (Cestoplanidae), and Lurymare clavocapitata (Prosthiostomidae)
Scientific classification
Kingdom:	Animalia
Phylum:	Platyhelminthes
Order:	Polycladida
Suborder:	Cotylea Lang, 1884
Families
See text

Cotylea is a suborder of free-living marine turbellarian flatworms in the order Polycladida. ^[1]

Pseudobiceros gloriosus (flatworm) on Polycarpa aurata (seasquirt)

Taxonomy

The following clades are recognized as being included in the suborder Cotylea: ^[2]

• Superfamily Anonymoidea Dittmann, Cuadrado, Aguado, Noreña & Egger, 2019
  • Family Anonymidae Lang, 1884
    • Genus Anonymus Lang, 1884
    • Genus Marcusia Hyman, 1953
    • Genus Simpliciplana Kaburaki, 1923
  • Family Chromoplanidae Bock, 1922
    • Genus Chromoplana Bock, 1922

• Superfamily Boninioidea Dittmann, Cuadrado, Aguado, Noreña & Egger, 2019
  • Family Amyellidae Faubel, 1984
    • Genus Amyella Bock, 1922
    • Genus Chromyella Correa, 1958
  • Family Boniniidae Bock, 1923
    • Genus Boninia Bock, 1923
    • Genus Paraboninia Prudhoe, 1944
    • Genus Traunfelsia Laidlaw, 1906
  • Family Theamatidae Marcus, 1949
    • Genus Theama Marcus, 1949

• Superfamily Ditremagenioidea Faubel, 1984
  • Family Ditremageniidae Palombi, 1928
    • Genus Ditremagenia Palombi, 1928

• Superfamily Opisthogenioidea Faubel, 1984
  • Family Opisthogeniidae Palombi, 1928
    • Genus Opisthogenia Palombi, 1928

• Superfamily Periceloidea Bahia, Padula & Schrödl, 2017
  • Family Pericelidae Laidlaw, 1902
    • Genus Pericelis Laidlaw, 1902

• Superfamily Pseudocerotoidea Faubel, 1984
  • Family Euryleptididae Faubel, 1984
    • Genus Euryleptides Palombi, 1923
  • Family Laidlawiidae Herzig, 1905
    • Genus Laidlawia Herzig, 1905
  • Family Stylochoididae Bock, 1913
    • Genus Stylochoides Hallez, 1907
  • Family Stylostomidae Dittmann, Cuadrado, Aguado, Noreña & Egger, 2019
    • Genus Euryleptodes Heath & McGregor, 1912
    • Genus Stylostomum Lang, 1884

• Family Cestoplanidae Lang, 1884
  • Genus Acestoplana Faubel, 1983
  • Genus Cestoplana Lang, 1884
  • Genus Cestoplanella Faubel, 1983
  • Genus Cestoplanides Faubel, 1983
  • Genus Cestoplanoida Faubel, 1983
  • Genus Eucestoplana Faubel, 1983

• Family Dicteroidae Faubel, 1984
  • Genus Dicteros Jacubowa, 1906

• Family Diposthidae Woodworth, 1898
  • Genus Asthenoceros Laidlaw, 1903
  • Genus Diposthus Woodworth, 1898

• Family Euryleptidae Stimpson, 1857
  • Genus Acerotisa Strand, 1928
  • Genus Anciliplana Heath & McGregor, 1912
  • Genus Ascidiophilla Newman, 2002
  • Genus Cycloporus Lang, 1884
  • Genus Eurylepta Ehrenberg, 1831
  • Genus Katheurylepta Faubel, 1984
  • Genus Leptoteredra Hallez, 1913
  • Genus Maritigrella Newman & Cannon, 2000
  • Genus Oligoclado Pearse, 1938
  • Genus Oligocladus Lang, 1884
  • Genus Parastylostomum Faubel, 1984
  • Genus Pareurylepta Faubel, 1984
  • Genus Praestheceraeus Faubel, 1984
  • Genus Prostheceraeus Schmarda, 1859
  • Genus Stygolepta Faubel, 1984

• Family Prosthiostomidae Lang, 1884 ^{[3] [4]}
  • Genus Enchiridium Bock, 1913
  • Genus Enterogonimus Hallez, 1913
  • Genus Euprosthiostomum Bock, 1925
  • Genus Lurymare Marcus & Marcus, 1968
  • Genus Prosthiostomum Quatrefages, 1845

• Family Pseudocerotidae Lang, 1884 ^[3]
  • Genus Acanthozoon Collingwood, 1876
  • Genus Bulaceros Newman & Cannon, 1996
  • Genus Monobiceros Faubel, 1984
  • Genus Nymphozoon Hyman, 1959
  • Genus Phrikoceros Newman & Cannon, 1996
  • Genus Pseudobiceros Faubel, 1984
  • Genus Pseudoceros Lang, 1884
  • Genus Thysanozoon Grube, 1840
  • Genus Tytthosoceros Newman & Cannon, 1996
  • Genus Yungia Lang, 1884

References

1. Rawlinson, Kate A.; Litvaitis, Marian K. (May 2008). "Cotylea (Polycladida): a cladistic analysis of morphology". Invertebrate Biology. 127 (2): 121–138. doi: 10.1111/j.1744-7410.2007.00119.x . ISSN   1077-8306.
2. "World list of turbellarian worms - Cotylea". www.marinespecies.org. Retrieved 2025-09-05.
3. Noreña, Carolina; Marquina, Daniel; Perez, Jacinto; Almon, Bruno (2014-04-22). "First records of Cotylea (Polycladida, Platyhelminthes) for the Atlantic coast of the Iberian Peninsula". ZooKeys (404): 1–22. doi: 10.3897/zookeys.404.7122 . ISSN   1313-2970. PMC   4023257 . PMID   24843268.
4. Marquina, Daniel; Aguado, M. Teresa; Noreña, Carolina (2015-09-18). "New records of Cotylea (Polycladida, Platyhelminthes) from Lizard Island, Great Barrier Reef, Australia, with remarks on the distribution of the Pseudoceros Lang, 1884 and Pseudobiceros Faubel, 1984 species of the Indo-Pacific Marine Region". Zootaxa. 4019 (1): 354. doi: 10.11646/zootaxa.4019.1.14 . ISSN   1175-5334.