- 8,284 specimens collected from at least 15 countries
- 128 specimens identified from at least 4 countries
- 2,370 specimens used in 50 works
Progress
Collected From
- United States 2,337
- Mexico 2,208
- Brazil 1,129
- Guatemala 730
- Bolivia 450
- Canada 440
- Chile 355
- Costa Rica 223
- Ecuador 216
- Cuba 55
- Peru 55
- Argentina 21
- Bahamas 8
- Puerto Rico 7
- Panama 1
Identified From
- United States 99
- Mexico 22
- Canada 6
- Guatemala 1
Dates Collected
- 1845 – 1850 1
- 1875 – 1880 49
- 1880 – 1885 439
- 1885 – 1890 687
- 1890 – 1895 372
- 1895 – 1900 1,555
- 1900 – 1905 1,502
- 1905 – 1910 133
- 1910 – 1915 28
- 1915 – 1920 1,304
- 1920 – 1925 1,920
- 1925 – 1930 8
- 1930 – 1935 1
- 1975 – 1980 1
- 1980 – 1985 2
- 1985 – 1990 3
Dates Identified
- 1880 – 1885 3
- 1885 – 1890 76
- 1895 – 1900 1
- 1910 – 1915 3
- 1915 – 1920 1