Aktastinian (early Artinskian, early Permian) brachiopods from the Jimba Jimba calcarenite, Wooramel Group, Carnarvon Basin, Western Australia

The brachiopod fauna of the Jimba Jimba Calcarenite, Carnarvon Basin, Western Australia is reviewed and described. New species named are Neochonetes (Sommeriella) cockbaini, Cleiothyridina ovalis and Crassispirifer condoni. The fauna is assigned to the Strophalosia jimbaensis Zone and an Aktastinian (Early Permian) age is preferred for the fauna.