In northern Spainde Hans Friedrich GadowMateriasDescription and travelEdiciones (1)In northern Spain (1897)A. & C. Black · inglésMás obras de Hans Friedrich GadowAA classification of vertebrata, recent and extinctA classification of vertebrata, recent and extinct1898Versuch einer vergleichenden Anatomie des Verdauungssystemes der VögelZur vergleichenden Anatomie
AA classification of vertebrata, recent and extinctA classification of vertebrata, recent and extinct1898
Description of the modifications of certain organs which seem to be illustrations of the inheritance of acquired characters in mammals and birds
