Descriptions of four new microzetid (Oribatida) species Acaroceras oaxacanus, Kalyptrazetes lupitae, Protozetes clavatus and Schalleria mexicana (Microzetidae) are given. With 17 figures.
Description of two new oribatid species: Eremella matildebellae sp. n. and Micreremus rafaelius sp. n, from Mexico are described. With 6 original figures.
Two new species of Americanura, one from Chiapas, Mexico, and another from Izabal, Guatemala, are described and illustrated. A key for the 15 species known of the genus is given.