Beruete, Arbea & Jordana 2001. New cave species of genus Onychiurus of the group of O. boneti Gisin, 1953 (Collembola: Onychiuridae) from the karst of Navarra and Gipuzkoa (Spain). Boletin de la Asociacion Espanola de Entomologia, 25(1-2), Junio 2001: 9-33