Resumen de Upper Cretaceous (Cenomanian¿Turonian) bivalves from northern Jordan, Middle East

María del Carmen Perrilliat, Francisco J. Vega, Fayez Ahmad

• Twelve species of bivalves are described for the Upper Cretaceous Ajlun Group of northern Jordan. The specimens were collected in three localities of the Fuheis (?middle to late Cenomanian), Hummar (late Cenomanian), and Shuayb (early Turonian) formations. Some of the species here described are reported for the fi rst time in Jordan and confi rm Tethyan paleobiogeographic affi nities.