- 1,320 specimens collected from at least 12 countries
- 1 specimen identified from at least 1 country
- 70 specimens used in 33 works
Progress
Collected From
- Russian Federation 792
- Estonia 163
- Italy 62
- Austria 61
- Finland 53
- Switzerland 41
- Norway 38
- Slovenia 36
- Azerbaijan 9
- Kazakhstan 7
- Germany 6
- Armenia 1
Identified From
Dates Collected
- 1815 – 1820 17
- 1830 – 1835 3
- 1835 – 1840 154
- 1840 – 1845 490
- 1845 – 1850 233
- 1850 – 1855 16
- 1855 – 1860 1