Nemertodermatida
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Nemertodermatida is a class of
Acoelomorpha Acoelomorpha is a subphylum of very simple and small soft-bodied animals with planula-like features which live in marine or brackish waters. They usually live between grains of sediment, swimming as plankton, or crawling on other organisms, suc ...
, comprising 18 species of millimetre-sized turbellariform, mostly interstitial worms.


Taxonomy

The order ''Nemertodermatida'' contains two families with 6 genera. The high level of cryptic diversity in this
meiofauna Meiobenthos, also called meiofauna, are small benthic invertebrates that live in both marine and fresh water environments. The term ''meiofauna'' loosely defines a group of organisms by their size, larger than microfauna but smaller than macrofau ...
group however implies that the number of nemertodermatid taxa may be underestimated.


Ascopariidae

The family Ascopariidae Sterrer, 1998 contains two genera. * '' Ascoparia'' Sterrer, 1998 * '' Flagellophora'' Faubel & Dorjes, 1978 There are 3 species in the family ''Ascopariidae''.


Nemertodermatidae

The family
Nemertodermatidae Nemertodermatidae is a family of wormlike animals in the phylum Acoelomorpha. They are similar to the flatworms of the phylum Platyhelminthes, and were traditionally classified as such. These are hermaphroditic marine worms with ciliated bodies ...
Steinböck, 1930 contains four genera. * '' Meara'' * '' Nemertinoides'' * '' Nemertoderma'' * '' Sterreria'' There are 15 species in the family ''Nemertodermatidae''.


Notes


References

Acoelomorphs Animal classes {{Xenacoelomorpha-stub