- 200 specimens collected from at least 4 countries
- 7 specimens identified from at least 1 country
- 28 specimens used in 16 works
Progress
Collected From
Identified From
Dates Collected
- 1915 – 1920 1
- 1925 – 1930 1
- 1930 – 1935 2
- 1935 – 1940 57
- 1940 – 1945 45
- 1945 – 1950 13
- 1950 – 1955 20
- 1955 – 1960 12
- 1975 – 1980 1