scholarly article by Bertha Lutz & Werner C. A. Bokermann published 25 September 1963 in Copeia

scientific article published on 20 October 1946

scientific article published in 1955

scientific article published in 1948

article published in 1948

scientific article published in March 1954

article published in 1949

scientific article published in 1952

article published in 1948

scientific article published in 1943

scientific article published on 28 October 1974

National Archives Fund, Brazil

scientific article published in 1951

scientific article

scientific article

scientific article published on 2 June 1952

scientific article published on 25 September 1963

scientific article published in December 1958

scientific article published on 31 December 1943

scientific article

article published in 1960

scientific article published on 21 April 1944

scientific article published on 30 December 1947

scientific article published in 1958