- 1,041 specimens collected from at least 4 countries
- 847 specimens identified from at least 11 countries
- 1,076 specimens used in 66 works
Progress
Dates Collected
- 1875 – 1880 1
- 1915 – 1920 2
- 1940 – 1945 13
- 1950 – 1955 75
- 1955 – 1960 62
- 1960 – 1965 9
- 1965 – 1970 167
- 1970 – 1975 283
- 1975 – 1980 378
- 1980 – 1985 3
- 1985 – 1990 5
- 1990 – 1995 2
- 1995 – 2000 2
- 2000 – 2005 5
- 2015 – 2020 1
Dates Identified
- 1960 – 1965 40
- 1965 – 1970 77
- 1970 – 1975 88
- 1975 – 1980 173
- 1980 – 1985 278
- 1985 – 1990 62
- 1990 – 1995 18
- 1995 – 2000 4
- 2000 – 2005 1
- 2005 – 2010 1