N.B.: Nicodamidae considered a senior synonym of Megadictynidae Lehtinen, 1967: 247 by Forster, 1970b: 177. Megadictynidae re-established by Dimitrov et al., 2017: 239, family status already assumend by Murphy & Roberts, 2015: ix. Nicodamidae assigned to Nicodamoidea by Dimitrov et al., 2017: 239 (contra Harvey, 1995: 285, who assigned it to Amaurobioidea).