• Potamilla Malmgren, 1866
• Potamilla (Potamethus) Chamberlin, 1919 accepted as Potamethus Chamberlin, 1919
• Potamilla (Potamethus) spathiferus (Ehlers, 1887) accepted as Potamethus spathiferus (Ehlers, 1887)
• Potamilla (Pseudopotamilla) Bush, 1905 accepted as Pseudopotamilla Bush, 1905
• Potamilla (Pseudopotamilla) oligophthalmos (Grube, 1878) accepted as Pseudopotamilla oligophthalmos (Grube, 1878)
• Potamilla (Pseudopotamilla) reniformis (Bruguière, 1789) accepted as Pseudopotamilla reniformis (Bruguière, 1789)
• Potamilla abyssicola Uschakov, 1952
• Potamilla acuminata Moore & Bush, 1904 accepted as Perkinsiana acuminata (Moore & Bush, 1904)
• Potamilla alba Knox, 1951 accepted as Pseudopotamilla alba (Knox, 1951)
• Potamilla anophthalma Hartmann-Schröder, 1960 accepted as Acromegalomma modestum (Quatrefages, 1866)
• Potamilla antarctica (Kinberg, 1866)
• Potamilla antarctica Gravier, 1907 accepted as Potamilla antarctica (Kinberg, 1866)
• Potamilla antarctica christenseni Augener, 1932 accepted as Notaulax christenseni (Augener, 1932)
• Potamilla antarctica decorata Rullier, 1973 accepted as Perkinsiana decorata (Rullier, 1973)
• Potamilla armata (Quatrefages, 1866) accepted as Sabella armata Quatrefages, 1866
• Potamilla bioculata Hartmann-Schröder, 1959 accepted as Acromegalomma gesae (Knight-Jones, 1997)
• Potamilla brevithoracica Pillai, 1961 accepted as Parasabella brevithoracica (Pillai, 1961)
• Potamilla californica Treadwell, 1906 accepted as Notaulax californica (Treadwell, 1906)
• Potamilla casamancensis Fauvel, 1902
• Potamilla ceratodaula (Schmarda, 1861) accepted as Pseudobranchiomma ceratodaula (Schmarda, 1861)
• Potamilla ceylonica Augener, 1926 accepted as Perkinsiana ceylonica (Augener, 1926)
• Potamilla clara Chamberlin, 1919 accepted as Acromegalomma modestum (Quatrefages, 1866)
• Potamilla colorata Chamberlin, 1919 accepted as Acromegalomma coloratum (Chamberlin, 1919)
• Potamilla corcovadensis Hartmann-Schröder, 1965 accepted as Perkinsiana corcovadensis (Hartmann-Schröder, 1965)
• Potamilla ehlersi Gravier, 1906 accepted as Pseudopotamilla saxicava (Quatrefages, 1866)
• Potamilla elegans Johansson, 1922 accepted as Pseudopotamilla elegans (Johansson, 1922)
• Potamilla elongata Treadwell, 1906 accepted as Potamethus elongatus (Treadwell, 1906)
• Potamilla floridana Augener, 1922 accepted as Perkinsiana fonticula (Hoagland, 1919)
• Potamilla fonticula (Hoagland, 1919) accepted as Perkinsiana fonticula (Hoagland, 1919)
• Potamilla incerta Langerhans, 1884 accepted as Parasabella langerhansi (Knight-Jones, 1983)
• Potamilla japonica Johansson, 1922 accepted as Potamethus japonicus (Johansson, 1922)
• Potamilla laciniosa Ehlers, 1904 accepted as Pseudopotamilla laciniosa (Ehlers, 1904)
• Potamilla leptochaeta Southern, 1921
• Potamilla linguicollaris Day, 1961 accepted as Perkinsiana linguicollaris (Day, 1961)
• Potamilla magalhaensis (Kinberg, 1866) accepted as Perkinsiana magalhaensis (Kinberg, 1867)
• Potamilla malmgreni Hansen, 1878 accepted as Potamethus malmgreni (Hansen, 1878)
• Potamilla minuta (Treadwell, 1941) accepted as Sabellomma minutum (Treadwell, 1941)
• Potamilla myriops Marenzeller, 1884 accepted as Pseudopotamilla myriops (Marenzeller, 1884)
• Potamilla neglecta (Sars, 1851)
• Potamilla obscura Iroso, 1921 accepted as Pseudopotamilla reniformis (Bruguière, 1789)
• Potamilla oculea Pillai, 1965 accepted as Parasabella oculea (Pillai, 1965)
• Potamilla oculifera (Leidy, 1855) accepted as Pseudopotamilla oculifera (Leidy, 1855)
• Potamilla oligophthalma Iroso, 1921 accepted as Pseudopotamilla saxicava (Quatrefages, 1866)
• Potamilla oligophthalmos (Grube, 1878) accepted as Pseudopotamilla oligophthalmos (Grube, 1878)
• Potamilla omissa Chamberlin, 1919
• Potamilla paulina (Grube, 1867)
• Potamilla perlonga Ehlers, 1908 accepted as Potamilla paulina (Grube, 1867)
• Potamilla platensis Hartman, 1953 accepted as Pseudopotamilla platensis (Hartman, 1953)
• Potamilla polyophthalmos (Grube, 1878) accepted as Pseudopotamilla polyophthalmos (Grube, 1878)
• Potamilla reniformis (Bruguière, 1789) accepted as Pseudopotamilla reniformis (Bruguière, 1789)
• Potamilla rubra Rioja, 1908
• Potamilla socialis Langerhans, 1884
• Potamilla stichophthalmos (Grube, 1863) accepted as Hypsicomus stichophthalmos (Grube, 1863)
• Potamilla suavis (Grube, 1878) accepted as Eudistylia suavis (Grube, 1878)
• Potamilla symbiotica Uschakov, 1950
• Potamilla tenuitorques (Grube, 1878)
• Potamilla torelli Malmgren, 1866
• Potamilla tortuosa Webster, 1879 accepted as Pseudopotamilla oculifera (Leidy, 1855)
• Potamilla troncatula Iroso, 1921 accepted as Pseudopotamilla reniformis (Bruguière, 1789)
• Sabella (Potamilla) Malmgren, 1866 accepted as Potamilla Malmgren, 1866
• Sabella (Potamilla) brevicomata Ehlers, 1905 accepted as Eudistylia brevicomata (Ehlers, 1905)
• Sabella (Potamilla) cerasina Grube, 1871 accepted as Pseudopotamilla cerasina (Grube, 1871)
• Sabella (Potamilla) oligophthalmos Grube, 1878 accepted as Potamilla oligophthalmos (Grube, 1878) accepted as Pseudopotamilla oligophthalmos (Grube, 1878)
• Sabella (Potamilla) polyophthalmos Grube, 1878 accepted as Pseudopotamilla polyophthalmos (Grube, 1878)
• Sabella (Potamilla) reniformis (Bruguière, 1789) accepted as Pseudopotamilla reniformis (Bruguière, 1789)
• Sabella (Potamilla) reniformis polyophthalmos Grube, 1878 accepted as Pseudopotamilla polyophthalmos (Grube, 1878)
• Sabella (Potamilla) rubra Langerhans, 1880 accepted as Perkinsiana rubra (Langerhans, 1880)
• Sabella (Potamilla) stichophthalmos (Grube, 1863) accepted as Hypsicomus stichophthalmos (Grube, 1863)
• Sabella (Potamilla) suavis Grube, 1878 accepted as Eudistylia suavis (Grube, 1878)
• Sabella (Potamilla) tenuitorques Grube, 1878 accepted as Potamilla tenuitorques (Grube, 1878)