Charles W. O'Brien
Charlie O'Brien; C.W. O'Brien; Charles William O'Brien
* March 27, 1933 – August 10, 2019 †
entomologist
American entomologist
- 18,965 specimens identified from at least 72 countries
- 12,813 specimens collected from at least 45 countries
- 539 specimens used in 20 works
Progress
Identified From
- Mexico 7,785
- United States 6,127
- Panama 1,706
- Honduras 1,174
- Costa Rica 934
- Guatemala 370
- Nicaragua 250
- Belize 96
- Australia 83
- Canada 65
- Brazil 62
- El Salvador 39
- Venezuela 17
- Chile 15
- Ecuador 15
- Malaysia 12
- Peru 11
- Taiwan 11
- Puerto Rico 9
- Bolivia 8
- Argentina 7
- India 7
- Papua New Guinea 6
- Paraguay 6
- Bahamas 5
- Solomon Islands 5
- Grenada 4
- Congo 3
- Dominica 3
- Dominican Republic 3
- French Guiana 3
- Indonesia 3
- Italy 3
- Pakistan 3
- United States Minor Outlying Islands 3
- Uruguay 3
- Vietnam 3
- Cuba 2
- Jamaica 2
- Japan 2
- Korea, Republic of 2
- Namibia 2
- Philippines 2
- South Africa 2
- Burundi 1
- Congo, The Democratic Republic of the 1
- Switzerland 1
- Côte d'Ivoire 1
- China 1
- Colombia 1
- Denmark 1
- Gabon 1
- United Kingdom 1
- Ghana 1
- Guadeloupe 1
- Iraq 1
- Kenya 1
- Kiribati 1
- Morocco 1
- Madagascar 1
- Mali 1
- Maldives 1
- New Zealand 1
- French Polynesia 1
- Portugal 1
- Seychelles 1
- Sweden 1
- Thailand 1
- Turkmenistan 1
- Trinidad and Tobago 1
- Saint Vincent and the Grenadines 1
- Zimbabwe 1
Collected From
- United States 5,130
- Mexico 4,406
- Honduras 875
- Panama 452
- Dominican Republic 376
- Nicaragua 258
- Chile 224
- Costa Rica 210
- Guatemala 196
- Brazil 63
- Belize 63
- Canada 50
- Argentina 41
- Barbados 40
- Puerto Rico 34
- India 30
- El Salvador 26
- Martinique 25
- Venezuela 25
- Jamaica 21
- Paraguay 18
- Bolivia 17
- Peru 14
- Trinidad and Tobago 9
- Ecuador 8
- Grenada 8
- Malaysia 8
- Taiwan 8
- Australia 7
- Dominica 7
- New Zealand 6
- Guadeloupe 5
- Solomon Islands 5
- Bahamas 3
- Namibia 3
- Suriname 3
- Pakistan 2
- Uruguay 2
- Saint Vincent and the Grenadines 2
- South Africa 2
- Colombia 1
- Haiti 1
- Papua New Guinea 1
- Thailand 1
- Virgin Islands, U.S. 1