Peter Walter Claassen
Claassen; P. W. Claassen; Peter Claassen; Peter W. Claassen
June 17, 1886 – August 16, 1937
entomologist
American entomologist
- 99 specimens collected from at least 2 countries
- 464 specimens identified from at least 1 country
Progress
Collected From
- United States 81
- China 18
Identified From
- United States 455
Dates Collected
- 1910 – 1915 2
- 1915 – 1920 5
- 1920 – 1925 19
- 1925 – 1930 12
- 1935 – 1940 30
Dates Identified
- 1920 – 1925 4
- 2010 – 2015 13