Acotylea is a suborder of free-living marine turbellarian flatworms in the order
Polycladida
The Polycladida represents a highly diverse clade of free-living marine flatworms. They are known from the littoral to the sublittoral zone (extending to the deep hot vents), and many species are common from coral reefs. Only a few species are fo ...
.
Description
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.
Taxonomy
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:
* Superfamily
Discoceloidea
** Family
Discocelidae
Acotylea is a suborder of free-living marine turbellarian flatworms in the order Polycladida.
Description
As currently defined, Acotylea includes polyclads with a Lang's vesicle in the female reproductive system and the male copulatory apparat ...
Laidlaw, 1903
** Family
Ilyplanidae
Ilyplanidae is a family of flatworms belonging to the order Polycladida
The Polycladida represents a highly diverse clade of free-living marine flatworms. They are known from the littoral to the sublittoral zone (extending to the deep hot vent ...
Faubel, 1983
** Family
Cryptocelidae
Cryptocelidae is a family of flatworms.
Genera
The following genera are recognised in the family Cryptocelidae:
* ''Adenodactyloplana'' Bulnes, Faubel & Ponce de Leon, 2003
* ''Cryptocelis'' Lang, 1884
* ''Hylocelis'' Faubel, 1983
* ''Macginitie ...
Laidlaw, 1903
** Family
Polyposthiidae
Polyposthiidae is a family of flatworms belonging to the order Acotylea
Acotylea is a suborder of free-living marine turbellarian flatworms in the order Polycladida.
Description
As currently defined, Acotylea includes polyclads with a Lang' ...
Bergendal, 1893
* Superfamily
Leptoplanoidea Faubel, 1984
** Family
Candimboididae
Candimboididae is a family of flatworms belonging to the order Polycladida
The Polycladida represents a highly diverse clade of free-living marine flatworms. They are known from the littoral to the sublittoral zone (extending to the deep hot v ...
Faubel, 1983
** Family
Euplanidae
Euplanidae is a family of flatworms belonging to the order Polycladida.
Genera:
* ''Aprostatum'' Bock, 1913
* ''Diplopharyngeata'' Plehn, 1896
* ''Euplana'' Girard, 1893
* ''Euplanina'' Sopott-Ehlers & Schmidt, 1975
* ''Euplanoida'' Faubel, 1983 ...
Marcus & Marcus, 1966
** Family
Faubelidae
Faubelidae is a family of flatworms belonging to the order Acotylea.
Taxonomy
The family Faubelidae was previously under the name Notocirridae, named for its type genus of ''Notocirrus'' Faubel, 1983. However, a separate genus of polychaetes un ...
Ozdikmen, 2010
** Family
Gnesiocerotidae Marcus and Marcus, 1966
** Family
Leptoplanidae
Acotylea is a suborder of free-living marine turbellarian flatworms in the order Polycladida.
Description
As currently defined, Acotylea includes polyclads with a Lang's vesicle in the female reproductive system and the male copulatory apparat ...
Stimpson, 1857
** Family
Mucroplanidae Faubel, 1983
** Family
Notocomplanidae
''Notocomplana'' is a genus of flatworms. It is the only genus in the monotypic family Notocomplanidae.
Species
* '' Notocomplana acticola'' (Boone, 1929)
* '' Notocomplana celeris'' (Freeman, 1933)
* '' Notocomplana chierchiae'' (Plehn, 1896) ...
Litvaitis, Bolaños & Quiroga, 2019
** Family
Notoplanidae
Notoplanidae is family of free-living marine turbellarian flatworms in the order Polycladida.
Genera
The following genera and species are recognised in the family Notoplanidae:
* '' Anthoplana'' Bo & Betti, 2019
* '' Notoplana'' Laidlaw, 1903
...
Marcus and Marcus, 1966
** Family
Palauidae Faubel, 1983
** Family
Pleioplanidae
Pleioplanidae is a family of flatworms belonging to the order Polycladida
The Polycladida represents a highly diverse clade of free-living marine flatworms. They are known from the littoral to the sublittoral zone (extending to the deep hot ve ...
Faubel, 1983
** Family
Pseudostylochidae Faubel, 1983
** Family
Stylochoplanidae Meixner, 1907
* Superfamily
Stylochoidea
Acotylea is a suborder of free-living marine turbellarian flatworms in the order Polycladida.
Description
As currently defined, Acotylea includes polyclads with a Lang's vesicle in the female reproductive system and the male copulatory apparat ...
Stimpson, 1857
** Family
Callioplanidae
''Callioplanidae'' is a family of flatworms belonging to the order Polycladida
The Polycladida represents a highly diverse clade of free-living marine flatworms. They are known from the littoral to the sublittoral zone (extending to the deep ...
Hyman, 1953
** Family
Discoprosthididae Faubel, 1983
** Family
Hoploplanidae
Acotylea is a suborder of free-living marine turbellarian flatworms in the order Polycladida.
Description
As currently defined, Acotylea includes polyclads with a Lang's vesicle in the female reproductive system and the male copulatory apparat ...
Stummer-Traunfels, 1933
** Family
Idioplanidae Dittmann, Cuadrado, Aguado, Noreña & Egger, 2019
** Family
Latocestidae
Acotylea is a suborder of free-living marine turbellarian flatworms in the order Polycladida.
Description
As currently defined, Acotylea includes polyclads with a Lang's vesicle in the female reproductive system and the male copulatory apparat ...
Laidlaw, 1903
** Family
Planoceridae
Acotylea is a suborder of free-living marine turbellarian flatworms in the order Polycladida.
Description
As currently defined, Acotylea includes polyclads with a Lang's vesicle in the female reproductive system and the male copulatory apparat ...
Lang, 1884
** Family
Plehniidae
Acotylea is a suborder of free-living marine turbellarian flatworms in the order Polycladida.
Description
As currently defined, Acotylea includes polyclads with a Lang's vesicle in the female reproductive system and the male copulatory apparat ...
Bock, 1913
** Family
Stylochidae
Stylochidae is a family of Polycladida, polyclad flatworms. It includes the species ''Stylochus zebra'', which usually lives in shells occupied by the hermit crab ''Pagurus pollicaris'', though it can sometimes be found free living on rocks and p ...
Stimpson, 1857
* Not placed in any Superfamily
** Family
Anocellidae
''Anocellidus'' is a genus of flatworms belonging to the order Polycladida. It is the only genus in the monotypic family Anocellidae and is represented by the single species ''Anocellidus profundus''.
Description
''Anocellidus'' as a genus is di ...
Quiroga, Bolanos & Litvaitis, 2006
** Family
Apidioplanidae
''Apidioplana'' is a genus of flatworm
Platyhelminthes (from the Greek language, Greek πλατύ, ''platy'', meaning "flat" and ἕλμινς (root: ἑλμινθ-), ''helminth-'', meaning "worm") is a Phylum (biology), phylum of relatively ...
Bock, 1926
** Family
Didangiidae
''Didangia'' is a genus of flatworms belonging to the order Polycladida. It is the only genus in the monotypic
In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic speci ...
Faubel, 1983
** Family
Enantiidae Graff, 1889
** Family
Limnostylochidae Faubel, 1983
** Family
Stylochocestidae
Stylochocestidae is a family of polyclad flatworms belonging to the suborder Acotylea
Acotylea is a suborder of free-living marine turbellarian flatworms in the order Polycladida.
Description
As currently defined, Acotylea includes polycla ...
Bock, 1913
See also
*''
Kaburakia excelsa
''Kaburakia'' is a genus of flatworm
Platyhelminthes (from the Greek language, Greek πλατύ, ''platy'', meaning "flat" and ἕλμινς (root: ἑλμινθ-), ''helminth-'', meaning "worm") is a Phylum (biology), phylum of relatively si ...
''
References
External links
{{Taxonbar, from=Q2823420
Turbellaria