Zygoribatula gracilata Grobler & Kok 1993

Grobler & Kok 1993. Species of the genus Zygoribatula Berlese, 1916 (Acari, Oribatida, Oribatulidae) from South Africa 2. New and existing species. Navorsinge van die Nasionale Museum (Bloemfontein), 9(6), August 1993: 181-212