- 22 specimens collected from at least 2 countries
- 577 specimens identified from at least 21 countries
- 15 specimens used in 6 works
Progress
Collected From
- United States 18
- Canada 4
Identified From
- United States 416
- Canada 109
- South Africa 10
- Peru 9
- Philippines 5
- Panama 3
- Zimbabwe 3
- Guatemala 2
- Romania 2
- Botswana 2
- Mexico 2
- Marshall Islands 2
- Ecuador 1
- Fiji 1
- Kiribati 1
- El Salvador 1
- Netherlands 1
- China 1
- Sri Lanka 1
- Argentina 1
- Cuba 1
Dates Collected
- 1930 – 1935 1
- 1935 – 1940 2
- 1945 – 1950 4
- 1950 – 1955 7
- 1955 – 1960 4
- 1960 – 1965 1