- 322 specimens collected from at least 9 countries
- 539 specimens identified from at least 9 countries
- 4 specimens used in 1 work
Progress
Collected From
- Sweden 240
- Norway 40
- Russian Federation 13
- Canada 11
- United States 7
- Greenland 5
- Japan 3
- Switzerland 2
- Italy 1
Identified From
- Norway 263
- Sweden 235
- Russian Federation 13
- Canada 10
- United States 7
- Greenland 5
- Japan 3
- Switzerland 2
- Italy 1
Dates Collected
- 1870 – 1875 1
- 1885 – 1890 7
- 1890 – 1895 37
- 1895 – 1900 49
- 1900 – 1905 101
- 1905 – 1910 48
- 1910 – 1915 30
- 1915 – 1920 18
- 1920 – 1925 21
- 1925 – 1930 9
Dates Identified
- 1870 – 1875 1
- 1885 – 1890 7
- 1890 – 1895 36
- 1895 – 1900 49
- 1900 – 1905 98
- 1905 – 1910 228
- 1910 – 1915 34
- 1915 – 1920 29
- 1920 – 1925 25
- 1925 – 1930 15