During 1982-1985, ihe region has been systematically surveyed, and at 39 localities. 49 spp. were recorded. 17 of which arc additions to the regional fauna. Calopteryx virgo meridionalis and Sympetrum sanguineum were not previously reported from Morocco. Including the earlier records, the odon. fauna of the Rif now rises to 52 spp., but the records of Lestes macrostigma and Aeshna cyanea are in need of confirmation. Detailed data are provided on regional distribution, habitat requirements and on adult phenology. The biogeographic composition of the Rifan fauna is compared with that of Andalusia (Spain).