We present the first vouchered record from Chubut provincein Futaleufú Department. Suburbs of Esquel city, along Ruta Nacional 259 to Trevelin on El Pinar, Roberts Farm. This is the southernmost record for the species; to our knowledge the previous southernmost…

The main characteristics of Darwin's life and work will be examined, as well as the developments which occurred after his death, especially neodarwinism and the synthetic theory of organic change. In which ways the extraordinary progress made in the field…