- 4,821 specimens collected from at least 6 countries
- 1,600 specimens identified from at least 9 countries
- 1,952 specimens used in 125 works
Progress
Dates Collected
- 1905 – 1910 1
- 1940 – 1945 2
- 1945 – 1950 2
- 1950 – 1955 155
- 1955 – 1960 4
- 1960 – 1965 273
- 1965 – 1970 55
- 1970 – 1975 481
- 1975 – 1980 112
- 1980 – 1985 44
- 1985 – 1990 9
- 1990 – 1995 315
- 2010 – 2015 1
Dates Identified
- 1950 – 1955 6
- 1955 – 1960 3
- 1960 – 1965 18
- 1965 – 1970 26
- 1970 – 1975 32
- 1975 – 1980 19
- 1980 – 1985 33
- 1985 – 1990 27
- 1990 – 1995 49
- 1995 – 2000 89
- 2000 – 2005 82
- 2005 – 2010 1
- 2010 – 2015 3