- 137 specimens collected from at least 4 countries
- 195 specimens identified from at least 10 countries
- 43 specimens used in 17 works
Progress
Collected From
- United States 117
- Mexico 14
- Puerto Rico 4
- Canada 2
Identified From
- United States 125
- Mexico 23
- China 12
- Taiwan 11
- Philippines 10
- Puerto Rico 5
- Canada 4
- New Zealand 2
- Argentina 1
- Dominican Republic 1
Dates Collected
- 1885 – 1890 29
- 1890 – 1895 22
- 1895 – 1900 8
- 1900 – 1905 13
- 1905 – 1910 1
- 1915 – 1920 2
- 1925 – 1930 18
Dates Identified
- 1885 – 1890 19
- 1890 – 1895 20
- 1895 – 1900 32
- 1900 – 1905 55
- 1905 – 1910 22
- 1910 – 1915 6
- 1925 – 1930 29