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Are you G.G. Simpson, author of the books below?
Principles of Animal Taxonomy by G.G. Simpson THE PRINCIPLES OF CLASSIFICATION AND A CLASSIFICATION OF MAMM... by G.G. Simpson Two New Records from the Bridger Middle Eocene of Tabernacle ... by G.G. Simpson A NEW MAMMALIAN FAUNA FROM THE FT.UNION OF SO.MONTANA by G.G. Simpson A MESOZOIC MAMMAL SKULL FROM MONGOLIA by G.G. Simpson NOTES ON PLEISTOCENE & RECENT TAPIRS by G.G. Simpson THE SUPPOSED ASSOCIATION OF DINOSAURS WITH MAMMALS OF TERTIAR... by G.G. Simpson COCHILIUS VOLVENS FROM THE COLPODON BEDS OF PATAGONIA by G.G. Simpson SKELETAL REMAINS & RESTORATION OF EOCENE ENTELONYCHIA FROM PA... by G.G. Simpson FOSSIL SIRENIA OF FLORIDA & THE EVOLUTION OF THE SIRENIA by G.G. Simpson


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