N.B.: subfamily of Araneidae; described as Phonognatheae by Simon, 1894a: 746; considered a senior synonym of Zygiellidae Simon, 1929: 661 (sensu Wunderlich, 2004f) and elevated to family by Kuntner et al., 2019: 563, family status confirmed by Kuntner et al., 2023: 969, downgraded to subfamily by Scharff et al., 2020, Kallal et al., 2020 and Hormiga et al., 2023: 803; Eskov & Marusik, 2023: 241 consider the younger name Zygiellidae to be protected by usage, but without proving it.