Coba jelasin Buku dari George Gaylord Simpson dong

Tempo and mode in evolution (1944)

The meaning of evolution (1949)

The major features of evolution (1953)

Life: an introduction to biology (1957)

Principles of animal taxonomy (1961)

This view of life (1964)

The geography of evolution (1965)

Concession to the improbable (1978) (otobiografi)

The Dechronization of Sam Magruder (novella yang diterbitkan setelah meninggal, 1996)