• Harmothoe (Lagisca)
• Harmothoe (Lagisca) lamellifera (Marenzeller, 1879) accepted as Lagisca lamellifera (Marenzeller, 1879)
• Harmothoe (Lagisca) multisetosa (Moore, 1902) accepted as Harmothoe multisetosa (Moore, 1902)
• Harmothoe (Lagisca) yokohamiensis (McIntosh, 1885) accepted as Lagisca yokohamiensis McIntosh, 1885
• Lagisca Malmgren, 1865
• Lagisca (Agnodice) McIntosh, 1885 (uncertain > taxon inquirendum)
• Lagisca (Agnodice) moseleyi McIntosh, 1885 (uncertain > taxon inquirendum)
• Lagisca aequespina Langerhans, 1884 accepted as Harmothoe aequespina (Langerhans, 1884)
• Lagisca antarctica McIntosh, 1885 accepted as Harmothoe spinosa Kinberg, 1856
• Lagisca brevicornis (Quatrefages, 1866) (uncertain > taxon inquirendum)
• Lagisca cornuta Potts, 1910 accepted as Harmothoe cornuta (Potts, 1910)
• Lagisca crassa Treadwell, 1924 accepted as Hermadion magalhaensi Kinberg, 1856
• Lagisca crosetensis McIntosh, 1885 accepted as Harmothoe crosetensis (McIntosh, 1885)
• Lagisca darwini McIntosh, 1885 accepted as Psammolyce darwini (McIntosh, 1885)
• Lagisca drachi Reyss, 1961 accepted as Neolagisca jeffreysi (McIntosh, 1876)
• Lagisca ehlersi Malmgren, 1867 accepted as Harmothoe extenuata (Grube, 1840)
• Lagisca ehlersi pontica Czerniavsky, 1882 accepted as Harmothoe extenuata (Grube, 1840)
• Lagisca elisabethae McIntosh, 1900 accepted as Harmothoe impar (Johnston, 1839)
• Lagisca elytrophora Horst, 1915
• Lagisca exanthema (Grube, 1856) accepted as Harmothoe exanthema (Grube, 1856)
• Lagisca extenuata (Grube, 1840) accepted as Harmothoe extenuata (Grube, 1840)
• Lagisca extenuata abyssorum Roule, 1896 accepted as Lagisca floccosa (Savigny, 1818)
• Lagisca extenuata spinulosa Fauvel, 1913
• Lagisca flaccida Potts, 1910 accepted as Harmothoe flaccida (Potts, 1910)
• Lagisca floccosa (Savigny, 1818) (uncertain > taxon inquirendum)
• Lagisca floccosa unidentata Augener, 1906
• Lagisca fraserthomsoni (McIntosh, 1897) accepted as Harmothoe fraserthomsoni McIntosh, 1897
• Lagisca globulosa Hartmann-Schröder, 1962 accepted as Harmothoe exanthema (Grube, 1856)
• Lagisca hexactinellidae McIntosh, 1885
• Lagisca hirsuta Rullier, 1972
• Lagisca hubrechti (McIntosh, 1900) accepted as Eunoe hubrechti (McIntosh, 1900)
• Lagisca impatiens Webster, 1879
• Lagisca indica Potts, 1910 accepted as Paralepidonotus indica (Potts, 1910)
• Lagisca irritans Marenzeller, 1904
• Lagisca jeffreysi McIntosh, 1876 accepted as Neolagisca jeffreysi (McIntosh, 1876)
• Lagisca kermadecensis McIntosh, 1885 accepted as Antinoe kermadecensis (McIntosh, 1885)
• Lagisca laevis Hartmann-Schröder, 1962 accepted as Hermadion magalhaensi Kinberg, 1856
• Lagisca lamellifera (Marenzeller, 1879)
• Lagisca lepida Amaral & Nonato, 1982
• Lagisca longipalpa Kirkegaard, 1995
• Lagisca magellanica McIntosh, 1885 accepted as Harmothoe magellanica (McIntosh, 1885)
• Lagisca magellanica grubei McIntosh, 1885 accepted as Harmothoe spinosa Kinberg, 1856
• Lagisca magellanica murrayi McIntosh, 1885 accepted as Harmothoe spinosa Kinberg, 1856
• Lagisca malayana Horst, 1915
• Lagisca mexicana (Chamberlin, 1919)
• Lagisca multisetosa Moore, 1902 accepted as Harmothoe multisetosa (Moore, 1902)
• Lagisca multisetosa papillata Moore, 1908 accepted as Lagisca lamellifera (Marenzeller, 1879)
• Lagisca nigra (Frickhinger, 1916)
• Lagisca oculata Hartman, 1967 accepted as Harmothoe Kinberg, 1856
• Lagisca oculescens Hoagland, 1920
• Lagisca pedroensis Hartman, 1960
• Lagisca peracuta McIntosh, 1885 (uncertain > taxon inquirendum)
• Lagisca pottsi Horst, 1915 accepted as Australaugeneria pottsi Pettibone, 1969
• Lagisca pottsi Horst, 1917 accepted as Australaugeneria pottsi Pettibone, 1969
• Lagisca propinqua Malmgren, 1867 accepted as Harmothoe extenuata (Grube, 1840)
• Lagisca propinqua abyssorum Roule, 1896 accepted as Lagisca floccosa (Savigny, 1818)
• Lagisca rarispina (Sars, 1861) accepted as Harmothoe rarispina (M. Sars, 1861)
• Lagisca rarispina occidentalis McIntosh, 1874 accepted as Harmothoe rarispina (M. Sars, 1861)
• Lagisca talismani (Roule, 1898) accepted as Harmothoe talismani Roule, 1898
• Lagisca taurica (Czerniavsky, 1882) accepted as Harmothoe Kinberg, 1856
• Lagisca tenebricosa (Moore, 1910)
• Lagisca tenuisetis McIntosh, 1885 accepted as Harmothoe johnstoni (McIntosh, 1876)
• Lagisca torbeni Kirkegaard, 1995
• Lagisca vesiculosa (Grube, 1877)
• Lagisca yokohamiensis McIntosh, 1885
• Lagisca zibrowii Hartmann-Schröder, 1992