In synonymy:
Coressa Simon, 1894 = Theonoe Simon, 1881 (Simon, 1903a: 992)
Onesinda O. Pickard-Cambridge, 1896 = Theonoe Simon, 1881 (Simon, 1903a: 992)
Theridiellum Dahl, 1912 = Theonoe Simon, 1881 (Dahl, 1912b: 598, superfluous new generic name, the type species is also the type of the older names Theonoe, Coressa and Onesinda)
Transferred to other genera:
Theonoe americana Simon, 1897 -- see Thymoites
Theonoe detriticola Miller, 1970 -- see Carniella
Theonoe globifera Simon, 1899 -- see Carniella
Theonoe mihaili (Georgescu, 1989) -- see Carniella
Theonoe striatipes Petrunkevitch, 1930 -- see Eidmannella
Theonoe weyersi Brignoli, 1979 -- see Carniella
In synonymy:
Theonoe filiola Simon, 1881 = Theonoe minutissima O. Pickard-Cambridge, 1879 (Simon, 1903a: 992)
Theonoe formivora (Walckenaer, 1841, T from Theridion) = Theonoe fusca Blackwall, 1841 (Walckenaer, 1847a: 502, sub Argus)
Nomen dubium:
Theonoe fusca (Blackwall, 1841: 626, f, Britain, France, originally in Theridion) -- O. Pickard-Cambridge, 1900b: 21, confirmed by Bristowe, 1941: 517