N.B.: Described as a subfamily of Ochyroceratidae by Machado, 1951: 84, confirmed by Deeleman-Reinhold, 1995d: 7 (as a 'new' subfamily, synonymyzed by Pérez-González, Rubio & Ramírez, 2016: 43). Wunderlich, 2004b: 633 & 732 assumed Psilodercinae deserves family rank, raised to family by Wunderlich, 2008i: 585.