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| South American Classification Committee | |
|---|---|
| Name | South American Classification Committee |
| Abbreviation | SACC |
| Formation | 1990s |
| Type | Taxonomic committee |
| Region served | South America |
| Parent organization | American Ornithological Society |
South American Classification Committee
The South American Classification Committee is a taxonomic committee that produces standardized avian nomenclature and checklists for South America, coordinating with institutions such as the American Ornithological Society, the British Ornithologists' Union, the International Ornithologists' Union, the Museu Paraense Emílio Goeldi, and the Smithsonian Institution. It influences field guides used by authors like David Snow, Kenneth C. Parkes, James A. Jobling, and editors at publishers including Princeton University Press and Harvard University Press. Its deliberations intersect with regional bodies such as the Brazilian Ornithological Records Committee, the Asociación Ornitológica del Plata, and research programs at universities like the Universidade de São Paulo, Pontifical Catholic University of Chile, and the National University of La Plata.
The committee provides authoritative decisions on species limits, English names, and classification for birds of South America in consultation with the American Ornithological Society, the International Ornithological Congress, and the Handbook of the Birds of the World. It publishes proposals and votes that affect field guides by authors such as Steven L. Hilty, Peter A. Hosner, and Ber van Perlo, and informs databases maintained by organizations like the Cornell Lab of Ornithology, BirdLife International, and the IUCN Red List. Members draw on data from museums including the American Museum of Natural History, the Natural History Museum, London, and the Museo Argentino de Ciencias Naturales.
The committee originated during discussions at meetings of the American Ornithologists' Union and collaborations between institutions such as the Smithsonian Institution and the Museu Nacional (Brazil), influenced by taxonomic work of ornithologists like Robert S. Ridgely, Guy M. Kirwan, J. V. Remsen Jr., and Gary W. Stiles. Early milestones include adoption of checklists following protocols used by the AOU Check-list of North American Birds and coordination with the International Code of Zoological Nomenclature and the International Ornithologists' Union checklists. The committee's archives reflect debates over revisions proposed in papers by researchers at the Field Museum of Natural History, Yale Peabody Museum, and the Museu de Zoologia da Universidade de São Paulo.
The committee is composed of specialist ornithologists nominated from institutions such as the Instituto Nacional de Pesquisas da Amazônia, University of Cambridge, University of Oxford, and the University of Florida, and includes curators from the Natural History Museum of Los Angeles County and the Royal Ontario Museum. Chairs and members have included figures associated with the American Ornithological Society, the Neotropical Ornithological Society, and the Society for the Study of Evolution. Membership rules reflect practices comparable to the British Ornithologists' Club and selection processes used by the National Science Foundation and academic appointments at the University of British Columbia.
Decisions follow evidence standards similar to those in publications by Philip Lutley Sclater, Charles Sibley, Jon Fjeldså, and Robert B. Payne, with criteria incorporating molecular phylogenetics from labs like those at the Smithsonian Institution and the American Museum of Natural History, vocal analyses employing techniques refined by researchers at the Cornell Lab of Ornithology, and morphological studies drawing on collections at the Natural History Museum, London. Proposals weigh mitochondrial and nuclear DNA sequences, vocalizations recorded in archives such as the Macaulay Library, and biogeographic patterns referenced against work by Alfred Russel Wallace and Alexander von Humboldt.
The committee issues online proposals, votes, and a maintained checklist that feeds into resources like the Handbook of the Birds of the World Alive, the Macaulay Library, and databases curated by BirdLife International. Its lists have informed regional field guides by Hilty & Brown, taxonomic syntheses by J. V. Remsen Jr. and collaborators, and annotated checklists used in conservation assessments by the IUCN and regional organizations including the Instituto de Conservación de Ballenas and the Fundación Ecosur. Major publications citing SACC decisions appear in journals such as The Auk, The Condor, Ibis, and Journal of Biogeography.
The committee's splits and lumps have provoked debate among authors like Fernando Nantes, R. Terry Chesser, and regional ornithologists from institutions such as the Museo de La Plata and the Universidade Federal do Rio de Janeiro. Critics cite perceived biases similar to disputes involving the AOU and the British Ornithologists' Union, disagreements over reliance on molecular versus vocal evidence paralleling controversies in studies by F. Keith Barker and Joseph A. Tobias, and challenges from citizen-science platforms like eBird and regional birding organizations such as the Asociación Ornitológica del Plata. Legal and nomenclatural disputes occasionally reference the International Commission on Zoological Nomenclature.
SACC decisions influence conservation status assessments by the IUCN Red List, protected-area prioritization by Conservation International and World Wildlife Fund, and research agendas at universities such as University of São Paulo and the Pontifical Catholic University of Chile. Its taxonomy affects legal protections in countries including Brazil, Argentina, and Peru, shapes monitoring programs by groups like BirdLife International and the Global Raptor Information Network, and guides specimen curation at museums such as the American Museum of Natural History and the Natural History Museum, London.
Category:Ornithological organizations Category:Taxonomy organizations