Examples of Sedentaria (clockwise from upper left corner): Sabellida, Echiura, Maldanomorpha, Clitellata, Terebelliformia, Siboglinidae.
Scientific classification
Domain:
Eukaryota
Kingdom:
Animalia
Phylum:
Annelida
Clade:
Pleistoannelida
Clade:
Sedentaria Lamarck 1818
Orders and families
Orbiniida
Cirratuliformia
Siboglinidae (=Pogonophora)
Sabellida
Spionida
Opheliida
Capitellida
Echiura
Capitellidae
Terebelliformia
Maldanomorpha
Clitellata
"Oligochaetes"
Hirudinea
Incertae sedis
?Myzostomida
?Spintheridae
Sedentaria is a diverse clade of annelid worms. It is traditionally treated as a subclass of the paraphyletic class Polychaeta, but it is also a monophyletic group uniting several polychaetes and the monophyletic class Clitellata. It is the sister group of Errantia.[1]
^Cite error: The named reference AnnelidCurrent was invoked but never defined (see the help page).
Phronima sedentaria is a species of amphipod crustaceans found in oceans at a depth of up to 1 km (0.6 mi). They are large in size relative to other members...
Sedentaria is a diverse clade of annelid worms. It is traditionally treated as a subclass of the paraphyletic class Polychaeta, but it is also a monophyletic...
monophyletic group within the larger Pleistoannelida, composed of Errantia and Sedentaria. These worms are found worldwide in marine environments and brackish water...
last common ancestor of the highly diverse sister groups Errantia and Sedentaria (Clitellata and related polychaetes) and all the descendants of that ancestor...
Crenicichla sedentaria is a species of cichlid native to South America. It is found in the Amazon River basin, in the upper Ucayali River drainage, upper...
northeast Canada, Greenland and Iceland; winters in the north Atlantic S. m. sedentaria Snyder, 1941 – breeds in Hudson Bay and James Bay (Canada) S. m. dresseri...
have well-developed sense organs and jaws, while the stationary forms (Sedentaria) lack them, but may have specialized gills or tentacles used for respiration...
"archiannelid" worms, Orbiniida, was found to be the earliest diverging clade of Sedentaria. The convergence between these two groups occurred through progenesis...
polychaete worms in the phylum Annelida. It is the earliest diverging clade in Sedentaria. Along with Protodriliformia (in Errantia), this order is composed of...
annelid diversity, divided into two highly diverse groups: Sedentaria and Errantia. Sedentaria contains the clitellates, pogonophorans, echiurans and some...
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