Requested reference
Slowik, J. (2009). A review of the cellar spider genus Psilochorus Simon 1893 in America north of Mexico (Araneae: Pholcidae). Zootaxa 2144: 1-53. doi:10.11646/zootaxa.2144.1.1 
-- Show included taxa
Slowik, J. (2009). A review of the cellar spider genus Psilochorus Simon 1893 in America north of Mexico (Araneae: Pholcidae). Zootaxa 2144: 1-53. doi:10.11646/zootaxa.2144.1.1 -- Show included taxa