Chondrostoma polylepis Steindachner x Rutilus lemmingii (Steindachner) (Osteichthyes, Cyprinidae), a new natural hybrid from the Duero River basin, Spain. - Elvira, B.; Rincon, P. A.; Velasco, J. C.
Keywords: ECOLOGIA ANIMAL; HIBRIDACION; HIBRIDOS; ICTIOLOGIA; PECES; PECES ÓSEOS