N.B.: placed on Official List of Generic Names in Zoology (instead of its senior synonym Phyllonethis Thorell, 1869: 90 [urn:lsid:nmbe.ch:spidergen:05655] (type Araneus lineatus Clerck, 1757 = Enoplognatha ovata (Clerck, 1757)) by ICZN, 1958: Opinion 517 (see Levi & Levi, 1962: 27); Phyllonethis was removed from the synonymy of Theridion Walckenaer, 1805 (rejecting Simon, 1894a: 550); considered a senior synonym of Symopagia Simon, 1895g: 146 [urn:lsid:nmbe.ch:spidergen:05656] (type S. oreophila Simon, 1895) by Levi & Levi, 1962: 29; Marmatha Chamberlin & Ivie, 1942a: 40 (type Theridion marmoratum Hentz, 1850) and Rugatha Chamberlin & Ivie, 1942a: 42 (type Enoplognatha pikes Chamberlin & Ivie, 1942 = E. intrepida (Sørensen, 1898)) were described as subgenerea of Enoplognatha.