''Nephtys'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...

of marine catworms. Some species are

halotolerant Halotolerance is the adaptation of living organisms to conditions of high salinity. Halotolerant species tend to live in areas such as hypersaline lakes, coastal dunes, saline deserts, salt marshes, and inland salt seas and springs. Halophiles are ...

to a degree in that they can survive in estuaries and estuarine lagoons down to a salinity of 20 psu ( Practical Salinity Units). Nephtys longosetosa parapod scaled

Species

* ''Nephtys caeca'' ( Fabricius, 1780) * ''Nephtys ciliata'' (Müller, 1788) - typetaxon * ''Nephtys hombergii'' ( Savigny in Lamarck, 1818) * ''Nephtys longosetosa'' (Örsted, 1842)

References

* ERMS: The European Register of Marine Specie

* MarLIN: The Marine Life Information Network for Britain and Irelandbr>
Polychaete genera Phyllodocida {{annelid-stub