Valdez-Mondragón, A. 2014. A reanalysis of the morphological phylogeny of the spider genus Physocyclus Simon (Araneae: Pholcidae) with the description of a new species and description of the female of Physocyclus paredesi Valdez-Mondragón from Mexico. Zootaxa. 3866, 2 (Sep. 2014), 202–220. DOI:https://doi.org/10.11646/zootaxa.3866.2.2.