Animal Diversity Web:
species accounts and taxonomic data for a wide array of animal species. Higher taxa have overview entries. Maintained by University of Michigan’s Museum of Zoology
Consortium of California Herbaria:
locate specimens housed in herbaria throughout the state. Specimen records are linked, where applicable, to species accounts, California range maps, and other resources.
Encyclopedia of Life:
an online reference source and database for 1.8 million species named and known on this planet. Species accounts include images, taxonomic data, life history, distribution, ecology, and references.
ePIC, Electronic Plant Information Centre (Kew):
search Kew Royal Botanical Gardens’ checklists, databases, bibliographies, and publications. Particularly useful for taxonomic queries: search the International Plant Names Index and checklists.
database contains information about ecology, life history, distribution, and more of fish species around the globe. Includes a tool to create lists of fish species by country.
Global Biodiversity Information Facility:
portal to biodiversity datasets. Data accessed by species, country, or dataset.
Hawaii Biological Survey:
produced by the Hawaii Biological Survey, includes checklists of fauna and flora, catalogs of museum specimens, and technical reports of the Bishop Museum.
Index to Organism Names.
OIN contains the organism names related data gathered from the scientific literature for Thomson Reuters' Zoological Record® database. Viruses, bacteria and plant names will be added from other Thomson Reuters databases such as BIOSIS Previews®.
Integrated Taxonomic Information System:
“authoritative taxonomic information on plants, animals, fungi, and microbes of North America and the world”
Mammal Species of the World:
mammalian taxonomy based on Wilson & Reeder's Mammal Species of the World. A Taxonomic and Geographic Reference. 3rd ed. Baltimore: Johns Hopkins University Press, 2005.
Taxonomic information about mammals, numbers 1-761 of the American Society of Mammalogists’ Mammalian Species accounts.
information on 65,000+ plants, animals, and ecosystems of the United States and Canada.
names and bibliographic origins of the genera and subgenera in zoology from the tenth edition of Linnaeus 1758 to the end of 2004.
People, Biodiversity and Ecology: access to publications from UNESCO programs on international biodiversity issues.
Regional Species Lists, Molluscs: by the Conchological Society of America, directory of regional checklists and species accounts of mollusks around the world.
Species 2000: annual checklist compiling taxonomic information contained in 52 taxonomic databases. Records contain taxonomic data and links to original database records.
Tree of Life: Taxon pages in development, most contain images, references, and taxonomic information.
Treebase: database of trees derived from phylogenetic analyses. Search by taxon, author, citation, and more. Results include bibliographic information and phylogenetic trees pulled from the studies.
UC Museum of Paleontology- History of Life Through Time: tree of life by clicking on taxa of interest for evolutionary history. Articles have references and links for further information.
Virus Taxonomy Online: taxonomic information and genus/species accounts of viruses; maintained by the International Committee on Taxonomy of Viruses.
World List of Marine, Freshwater & Terrestrial Crustacea Isopoda: Smithsonian National Museum of Natural History maintains site, features a taxonomic database of isopod species and a bibliography of species descriptions.
Zoological Record Taxonomic Hierarchy: taxonomic data and references for species descriptions for all animal, plant, and virus taxa found within Thomson databases including BIOSIS and ZooRecord.
Zoonomen: Zoological Nomenclature Resource: continually updated nomenclature and species descriptions for birds.
The Taxonomy Database, NCBI.
a curated classification and nomenclature for all of the organisms in the public sequence databases. This currently represents about 10% of the described species of life on the planet. http://www.ncbi.nlm.nih.gov/taxonomy
Tree of Life:
Taxon pages in development, most contain images, references, and taxonomic information.
database of trees derived from phylogenetic analysis. Search by taxon, author, citation, and more. Results include bibliographic information and phylogenetic trees pulled from the studies.
founded in 2001 as online journal of systematic zoology, includes many undescribed species now threatened by the rapid loss of habitats. Overcoming the ‘taxonomic impediment’ by helping taxonomists to rapidly document world’s undescribed animals is Zootaxa’s main mission.