Nephtys

Nephtys is a genus of marine catworms. Some species are halotolerant to a degree in that they can survive in estuaries and estuarine lagoons down to a salinity of 20 psu (Practical Salinity Units).



Species
The following species are recognised in the genus Nephtys:
 * Nephtys abranchiata Ehlers, 1913
 * Nephtys acrochaeta Hartman, 1950
 * Nephtys assignis Hartman, 1950
 * Nephtys assimilis Örsted, 1843
 * Nephtys bangladeshi Hossain & Hutchings, 2016
 * Nephtys bilobatus Kudenov, 1975
 * Nephtys brachycephala Moore, 1903
 * Nephtys brevibranchis Hartmann-Schröder, 1959
 * Nephtys bruuni Kirkegaard, 1995
 * Nephtys bucera Ehlers, 1868
 * Nephtys caeca (Fabricius, 1780)
 * Nephtys caecoides Hartman, 1938
 * Nephtys californiensis Hartman, 1938
 * Nephtys capensis Day, 1953
 * Nephtys chemulpoensis Jung & Hong, 1997
 * Nephtys ciliata (Müller, 1788) - typetaxon
 * Nephtys cirrosa Ehlers, 1868
 * Nephtys cryptomma Harper, 1986
 * Nephtys cuvieri Quatrefages, 1866
 * Nephtys discors Ehlers, 1868
 * Nephtys dussumieri Quatrefages, 1866
 * Nephtys ectopa Chamberlin, 1919
 * Nephtys ferruginea Hartman, 1940
 * Nephtys fluviatilis Monro, 1937
 * Nephtys furcifera Hartmann-Schröder, 1959
 * Nephtys glabra Hartman, 1950
 * Nephtys glossophylla Schmarda, 1861
 * Nephtys gravieri Augener, 1913
 * Nephtys hombergii (Savigny in Lamarck, 1818)
 * Nephtys hudsonica Chamberlin, 1920
 * Nephtys hystricis McIntosh, 1900
 * Nephtys imbricata Grube, 1857
 * Nephtys impressa Baird, 1871
 * Nephtys incisa Malmgren, 1865
 * Nephtys inornata Rainer & Hutchings, 1977
 * Nephtys kersivalensis McIntosh, 1908
 * Nephtys longipes Stimpson, 1856
 * Nephtys longosetosa (Örsted, 1842)
 * Nephtys magellanica Augener, 1912
 * Nephtys mesobranchia Rainer & Hutchings, 1977
 * Nephtys monilibranchiata Rozbaczylo & Castilla, 1974
 * Nephtys monroi Hartman, 1950
 * Nephtys multicirrata Hartmann-Schröder, 1960
 * Nephtys neopolybranchia Imajima & Takeda, 1987
 * Nephtys oculata Hartmann-Schröder, 1959
 * Nephtys panamensis Monro, 1928
 * Nephtys paradoxa Malm, 1874
 * Nephtys pente Rainer, 1984
 * Nephtys phasuki Nateewathana & Hylleberg, 1986
 * Nephtys phyllocirra Ehlers, 1887
 * Nephtys picta Ehlers, 1868
 * Nephtys polybranchia Southern, 1921
 * Nephtys punctata Hartman, 1938
 * Nephtys quatrefagesi (Kinberg, 1866)
 * Nephtys rickettsi Hartman, 1938
 * Nephtys sachalinensis Alalykina & Dnestrovskaya, 2015
 * Nephtys schmitti Hartman, 1938
 * Nephtys semiverrucosa Rainer & Hutchings, 1977
 * Nephtys serrata Imajima & Takeda, 1987
 * Nephtys simoni Perkins, 1980
 * Nephtys singularis Hartman, 1950
 * Nephtys sinopensis Kuş, Kurt & Çinar, 2021
 * Nephtys spiribranchis Ehlers, 1918
 * Nephtys squamosa Ehlers, 1887
 * Nephtys sukumoensis Kitamori, 1960
 * Nephtys triangula Dixon-Bridges, Gladstone & Hutchings, 2014
 * Nephtys tulearensis Fauvel, 1919
 * Nephtys yuryi Dnestrovskaya, 2017