In synonymy:
Episinopsis Simon, 1895 = Episinus Walckenaer, 1809 (Levi & Levi, 1962: 20)
Hyocrea Simon, 1895 = Episinus Walckenaer, 1809 (Levi & Levi, 1962: 22)
Penictis Simon, 1894 = Episinus Walckenaer, 1809 (Levi & Levi, 1962: 26)
Plocamis Simon, 1894 = Episinus Walckenaer, 1809 (Levi & Levi, 1962: 27)
Transferred to other genera:
Episinus albostriatus (Simon, 1895) -- see Chrosiothes
Episinus aspus Levi, 1964 -- see Janula
Episinus bicorniger (Simon, 1894) -- see Janula
Episinus bicornis (Thorell, 1881) -- see Janula
Episinus bicruciatus (Simon, 1895) -- see Janula
Episinus bifrons (Thorell, 1895) -- see Janula
Episinus bigibbosus O. Pickard-Cambridge, 1896 -- see Neopisinus
Episinus bruneoviridis (Mello-Leitão, 1948) -- see Neopisinus
Episinus caudifer Dönitz & Strand, 1906 -- see Moneta
Episinus chiapensis Levi, 1955 -- see Janula
Episinus coercerveus Roberts, 1978 -- see Moneta
Episinus cognatus O. Pickard-Cambridge, 1893 -- see Neopisinus
Episinus colima Levi, 1955 -- see Janula
Episinus conifer (Urquhart, 1886) -- see Moneta
Episinus crysus Buckup & Marques, 1992 -- see Janula
Episinus cuzco Levi, 1967 -- see Janula
Episinus dominicus Levi, 1955 -- see Janula
Episinus erythrophthalmus (Simon, 1894) -- see Janula
Episinus germaini (Simon, 1895) -- see Janula
Episinus gratiosus Bryant, 1940 -- see Neopisinus
Episinus jimmyi Chavari & Brescovit, 2014 -- see Janula
Episinus juarezi Levi, 1955 -- see Janula
Episinus longipes Keyserling, 1884 -- see Neopisinus
Episinus luteolimbatus (Thorell, 1898) -- see Janula
Episinus malachinus (Simon, 1895) -- see Janula
Episinus marginatus (Thorell, 1898) -- see Janula
Episinus minusculus Gertsch, 1936 -- see Chrosiothes
Episinus mirabilis (Bösenberg & Strand, 1906) -- see Moneta
Episinus modestus (Thorell, 1898) -- see Janula
Episinus moyobamba Levi, 1964 -- see Janula
Episinus nadleri Levi, 1955 -- see Janula
Episinus nebulosus (Simon, 1895) -- see Janula
Episinus ocreatus (Simon, 1909) -- see Janula
Episinus paiki Seo, 1985 -- see Moneta
Episinus panamensis Levi, 1955 -- see Janula
Episinus pictus (Simon, 1895) -- see Janula
Episinus putus O. Pickard-Cambridge, 1894 -- see Neopisinus
Episinus pyrus Levi, 1964 -- see Janula
Episinus recifensis Levi, 1964 -- see Neopisinus
Episinus rio Levi, 1967 -- see Janula
Episinus salobrensis (Simon, 1895) -- see Janula
Episinus simplicifrons (Simon, 1898) -- see Neopisinus
Episinus spiniger (O. Pickard-Cambridge, 1870) -- see Moneta
Episinus spinigeroides Zhu & Song, 1992 -- see Moneta
Episinus tanikawai Yoshida, 1991 -- see Moneta
Episinus taprobanicus (Simon, 1895) -- see Janula
Episinus teresopolis Levi, 1964 -- see Janula
Episinus unitus Levi, 1964 -- see Janula
Episinus vaticus Levi, 1964 -- see Janula
Episinus yoshimurai Yoshida, 1983 -- see Moneta
Episinus zurlus Levi, 1964 -- see Janula
In synonymy:
Episinus albescens Denis, 1965 = Episinus algiricus Lucas, 1846 (Knoflach, Rollard & Thaler, 2009: 232)
Episinus australis (Simon, 1896, T from Anelosimus) = Episinus porteri Simon, 1901 (Levi, 1967a: 17)
Episinus bicornutus Yoshida, 1983 = Episinus nubilus Yaginuma, 1960 (Yoshida, 1985b: 27)
Episinus bigibbosus (Roewer, 1951, T from Thymoites) = Episinus immundus Keyserling, 1884 (Levi, 1963c: 490)
Episinus bituberculatus (Keyserling, 1844, T from Thymoites) = Episinus immundus Keyserling, 1884 (Levi, 1963c: 491)
Episinus brasilianus Keyserling, 1884 = Episinus truncatus Latreille, 1809 (Levi, 1964c: 5)
Episinus duseni Tullgren, 1902 = Episinus typicus Nicolet, 1849 (Levi, 1964c: 10)
Episinus lugubris Simon, 1873 = Episinus truncatus Latreille, 1809 (Simon, 1914: 291)
Episinus pyrenaeus (Simon, 1914) = Episinus theridioides Simon, 1873 (Bosmans & de Castro, 2002: 51)
Episinus spinatus (Tullgren, 1901, T from Theridion) = Episinus porteri Simon, 1901 (Levi, 1963c: 492, sub Anelosimus australis)
Nomina dubia:
Episinus americanus Nicolet, 1849: 543 (Chile) -- Levi, 1964c: 5
Episinus fuegianus (Simon, 1904e: 90, f, Argentina, originally in Theridion) -- Levi, 1967a: 17
Nomen nudum:
Episinus pentagonalis Chakrabarti, 2013: 797, f. 1-10 (f, India) [urn:lsid:nmbe.ch:spidersp:046306] -- Sherwood & Caleb, 2024: 114, no type repository, unavailable name