Twelve species, 10 genera and five families of Oripodoidea (Oribatida) are registered from leaf litter in secondary semi-evergreen forest in Quintana Roo, Mexico; of them, five species (Nasobates spinosus, Mucrobates fissuratus, Scheloribates milleri, S. (Perscheloribates) minusculus, Protoribates paracapucinus) are recorded for the first time in this country; two species (Muliercula bilineata, Peloribates (Peloribatodes) roynortoni) are found for the first time in the Neotropical region. Two new species - Scheloribates (Perscheloribates) mexicoensissp. nov. (Scheloribatidae) and Setoxylobates palaciosvargasisp. nov. (Haplozetidae) - are described. An identification key to the known species of Scheloribates (Perscheloribates) from the Neotropical region is provided.