1.- A CONTRIBUTION TO THE UNDERSTANDING OF THE EVOLUTION OF MERISTIC CHARACTERS, WITH SPECIAL REFERENCE TO OLD WORLD CYPRINODONTIDS (PISCES, CYPRINODONTIDAE) 1976 Ver registro 2.- A CONTRIBUTION TO THE UNDERSTANDING OF THE EVOLUTION OF MERISTIC CHARACTERS, WITH SPECIAL REFERENCE TO OLD WORLD CYPRINODONTIDS (PISCES, CYPRINODONTIDAE) 1976 Ver registro
