- 4,319 specimens collected from at least 6 countries
- 3,872 specimens identified from at least 31 countries
- 424 specimens used in 35 works
Progress
Identified From
- United States 3,022
- Canada 335
- Guatemala 50
- Mexico 32
- Belize 30
- Venezuela 15
- Costa Rica 12
- Brazil 11
- Liberia 7
- Puerto Rico 6
- Switzerland 5
- Guyana 5
- Argentina 4
- Trinidad and Tobago 4
- Dominican Republic 3
- Peru 3
- Philippines 3
- Cuba 3
- Sweden 2
- Papua New Guinea 2
- Panama 2
- Norway 2
- Nicaragua 2
- Suriname 1
- Honduras 1
- Chile 1
- Germany 1
- Ecuador 1
- Guam 1
- Bolivia 1
- Colombia 1
Dates Collected
- 1860 – 1865 1
- 1880 – 1885 2
- 1885 – 1890 1
- 1890 – 1895 4
- 1895 – 1900 1
- 1900 – 1905 1
- 1905 – 1910 4
- 1910 – 1915 702
- 1915 – 1920 342
- 1920 – 1925 67
- 1925 – 1930 8
- 1930 – 1935 1,752
- 1935 – 1940 687
- 1940 – 1945 471
- 1945 – 1950 54
- 1950 – 1955 9
- 1955 – 1960 1
- 1965 – 1970 2
Dates Identified
- 1915 – 1920 1
- 1930 – 1935 2
- 1940 – 1945 2
- 1945 – 1950 1
- 1950 – 1955 2
- 1955 – 1960 8
- 1960 – 1965 3