- 8,470 specimens collected from at least 1 country
- 32 specimens identified from at least 1 country
- 1,736 specimens used in 163 works
Progress
Collected From
- United States 8,454
Identified From
Dates Collected
- 1875 – 1880 112
- 1880 – 1885 89
- 1885 – 1890 1,303
- 1890 – 1895 169
- 1895 – 1900 638
- 1900 – 1905 1,962
- 1905 – 1910 1,159
- 1910 – 1915 1,044
- 1915 – 1920 996
- 1920 – 1925 168
- 1925 – 1930 208
- 1930 – 1935 277
- 1935 – 1940 174
- 1940 – 1945 74
- 1945 – 1950 2
- 1960 – 1965 1
- 1965 – 1970 1
- 1975 – 1980 1
- 1980 – 1985 2
- 1985 – 1990 1
- 2010 – 2015 2
Dates Identified
- 1900 – 1905 23
- 1935 – 1940 1