- 1,060 specimens collected from at least 19 countries
- 91 specimens identified from at least 4 countries
- 237 specimens used in 17 works
Progress
Collected From
- United Kingdom 954
- Japan 22
- New Zealand 17
- United States 6
- India 5
- Ireland 3
- Brazil 2
- South Africa 2
- Sri Lanka 2
- Australia 1
- Norway 1
- Tanzania 1
- Chile 1
- Mexico 1
- Jersey 1
- France 1
- Italy 1
- Nigeria 1
- French Guiana 1
Identified From
- United Kingdom 81
- Japan 8
- Australia 1
- Ireland 1
Dates Collected
- 1845 – 1850 2
- 1860 – 1865 1
- 1865 – 1870 5
- 1870 – 1875 12
- 1875 – 1880 25
- 1880 – 1885 240
- 1885 – 1890 112
- 1890 – 1895 149
- 1895 – 1900 93
- 1900 – 1905 48
- 1905 – 1910 29
- 1920 – 1925 3
- 1925 – 1930 1
- 1930 – 1935 2
- 1935 – 1940 1
- 1975 – 1980 3
- 1990 – 1995 1
- 1995 – 2000 1
- 2015 – 2020 6