- 1,535 specimens collected from at least 4 countries
- 1,183 specimens identified from at least 6 countries
- 131 specimens used in 56 works
Progress
Dates Collected
- 1895 – 1900 5
- 1900 – 1905 5
- 1905 – 1910 454
- 1910 – 1915 522
- 1915 – 1920 369
- 1920 – 1925 63
- 1925 – 1930 7
- 1960 – 1965 2
Dates Identified
- 1895 – 1900 5
- 1900 – 1905 5
- 1905 – 1910 287
- 1910 – 1915 242
- 1915 – 1920 191
- 1920 – 1925 35
- 1925 – 1930 3
- 1960 – 1965 2