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) mexicoensis sp. nov. (Scheloribatidae) and Setoxylobates palaciosvargasi sp. nov. (Haplozetidae)—are described. An identification key to the known species of Scheloribates (Perscheloribates) from the Neotropical region is provided.