Nephtyidae Grube, 1850
Nephtys abranchiata Ehlers, 1913
Nephtys acrochaeta Hartman, 1950
Nephtys assignis Hartman, 1950
Nephtys assimilis Örsted, 1843
Nephtys bilobatus Kudenov, 1975
Nephtys brachycephala Moore, 1903
Nephtys breogani Laborda & Vieitiez, 1985
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
Nephtys chemulpoensis Jung & Hong, 1997
Nephtys ciliata (Müller, 1776)
Nephtys circinata Verrill
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 erectens
Nephtys ferruginea Hartman, 1940
Nephtys fluviatilis Monro, 1937
Nephtys furcifera Hartmann-Schröder, 1959
Nephtys glabra Hartman, 1950
Nephtys gravieri Augener, 1913
Nephtys hombergi Audouini & Mline Edwards, 1833
Nephtys hombergii Savigny in Lamarck, 1818
Nephtys hudsonica Chamberlin, 1920
Nephtys hystricis McIntosh, 1900
Nephtys imbricata Grube, 1857
Nephtys impressa Baird, 1873
Nephtys incisa Malmgren, 1865
Nephtys inornata Rainer & Hutchings, 1977
Nephtys kersivalensis McIntosh, 1908
Nephtys longipes Stimpson, 1856
Nephtys longosetosa Örsted, 1842
Nephtys lyrochaeta Fauvel, 1902
Nephtys magellanica Augener, 1912
Nephtys mesobranchia Rainer & Hutchings, 1977
Nephtys mirocirris Fauchald, 1965
Nephtys monroi Hartman, 1950
Nephtys multicirrata Hartmann-Schröder, 1960
Nephtys neopolybranchia Imajima & Takeda, 1987
Nephtys oculata Hartmann-Schröder, 1962
Nephtys oligobranchia Southern, 1921
Nephtys palatii Gravier, 1906
Nephtys panamensis Monro, 1928
Nephtys paradoxa Malm, 1874
Nephtys parva Clark & Jones, 1955
Nephtys pente Rainer, 1984
Nephtys phasuki Nateewathana & Hylleberg, 1986
Nephtys phyllocirra Ehlers, 1887
Nephtys picta Ehlers, 1868
Nephtys polybranchia Southern, 1921
Nephtys punctata
Nephtys quatrefagesi (Kinberg, 1866)
Nephtys rickettsi Hartman, 1938
Nephtys schmitti Hartman, 1938
Nephtys semiverrucosa Rainer & Hutchings, 1977
Nephtys serrata Imajima & Takeda, 1987
Nephtys serratifolia Ehlers, 1897
Nephtys serratus Hartman, 1953
Nephtys signifera Hilbig, 1992
Nephtys simoni Perkins, 1980
Nephtys sinensis Fauvel, 1932
Nephtys singularis Hartman, 1950
Nephtys sphaerocirrata Wesenberg-Lund, 1949
Nephtys spiribranchis Ehlers, 1918
Nephtys squamosa Ehlers, 1887
Nephtys sukumoensis Kitamori, 1960
Nephtys tulearensis Fauvel, 1919
Nephtys verrilli Mcintosh
Nephtys zatsepini Jirkov, 1986