- 2,292 specimens collected from at least 3 countries
- 3,497 specimens identified from at least 3 countries
- 1,081 specimens used in 117 works
Progress
Collected From
- Canada 2,279
- United States 3
- Norway 1
Identified From
- Canada 3,485
- United States 1
- Norway 1
Dates Collected
- 1945 – 1950 2
- 1950 – 1955 4
- 1955 – 1960 7
- 1965 – 1970 61
- 1970 – 1975 570
- 1975 – 1980 774
- 1980 – 1985 219
- 1985 – 1990 157
- 1990 – 1995 476
- 1995 – 2000 6
- 2005 – 2010 3
Dates Identified
- 1905 – 1910 15
- 1965 – 1970 2
- 1970 – 1975 44
- 1975 – 1980 13
- 1980 – 1985 30
- 1985 – 1990 78
- 1990 – 1995 59
- 1995 – 2000 10
- 2000 – 2005 1
- 2010 – 2015 2
- 2015 – 2020 2
- 2020 – 2025 3