Berberentulus nelsoni Tuxen, 1976 and Gracilentulus sp. are recorded in soils from Argentina. For our knopwledge, the two acerentomids reported in this paper represent the first records of both species from Argentina. Specimens were collected in Córdoba province, during the months of November 2000 and April 2001.
Berberentulus nelsoni; Gracilentulus; Cordoba; natural soil