Category
page 1Online taxonomy databases
National Center for Biotechnology Information
database arm of the US National Library of Medicine
Q82486
collaborative project intended to create an encyclopedia documenting all living species known to science
Integrated Taxonomic Information System
authoritative taxonomic information on plants, animals, fungi, and microbes of North America and the world
Global Biodiversity Information Facility
aggregator of scientific data on biodiversity; data portal
FishBase
FishBase is a global species database of fish species (specifically finfish). It is the largest and most extensively accessed online database on adult finfish on the web. Over time it has "evolved into a dynamic and versatile ecological tool" that is widely cited in scholarly publications.
World Register of Marine Species
web-based database of marine species
Catalogue of Life
online database of taxa
International Plant Names Index
database of plant names
Mammal Species of the World
zoological reference work with both online and printed versions
The Plant List
database of scientific plant names
Animal Diversity Web
online database of animal natural history, distribution, classification, and conservation biology
World Flora Online
online flora for plants
Tropicos
Tropicos is an online botanical database that provides taxonomic, bibliographic, and specimen data on plants, primarily from the Neotropical realm—which includes regions of Central and South America. Maintained by the Missouri Botanical Garden, the database was established in 1982 and has become a significant resource for botanists, researchers, and plant enthusiasts worldwide. It offers access to images and detailed data on more than 1.4 million plant names and 4.2 million herbarium specimens, along with information from over 49,000 scientific publications.
Germplasm Resources Information Network
US government online software project
Index Fungorum
international project to index all formal (scientific) names in the kingdom of Fungi

MycoBank
MycoBank is an online database, documenting new mycological names and combinations, eventually combined with descriptions and illustrations. It is run by the Westerdijk Fungal Biodiversity Institute in Utrecht.
Paleobiology Database
online resource about fossil animals, plants, and microorganisms
Plants of the World Online
online database of the world's plants

ZooBank
thumb|350px|The taxon treatment for the frog Paedophryne amauensis, mentioning the LSID for this nomenclatural act.
ZooBank is an open access website intended to be the official International Commission on Zoological Nomenclature (ICZN) registry of zoological nomenclature. Any nomenclatural acts (e.g. publications that create or change a taxonomic name) published electronically need to be registered with ZooBank prior to publication to be "officially" recognized by the ICZN Code of Nomenclature. Acts published in physical publications are encouraged, but not required to be registered prior to
Australian Plant Name Index
database of Australian plant names
Interim Register of Marine and Nonmarine Genera
taxonomic database

AlgaeBase
AlgaeBase is a global species database of information on all groups of algae, both marine and freshwater, as well as sea-grass.
World Checklist of Selected Plant Families
project in Kew Gardens
World Spider Catalog
taxonomic database
Reptile Database
database that provides information of all living reptile species
LPSN
online database that provides accurate names and info on the nomenclature of prokaryotes according to ICNB
Australian Faunal Directory
Australian faunal database of taxon names and bibliographic data
Angiosperm Phylogeny Website
website
GrassBase
GrassBase (or GrassBase – The Online World Grass Flora) is a web-based database of grasses, continually maintained and updated by the Royal Botanic Gardens, Kew.
AmphibiaWeb
AmphibiaWeb is an American non-profit website that provides information about amphibians. It is run by a group of universities working with the California Academy of Sciences: San Francisco State University, the University of California at Berkeley, University of Florida at Gainesville, and University of Texas at Austin.
Amphibian Species of the World
database that provides information of all amphibia species of the world
AnimalBase
AnimalBase is a project brought to life in 2004 and is maintained by the University of Göttingen, Germany. The goal of the AnimalBase project is to digitize early zoological literature, provide copyright-free open access to zoological works, and provide manually verified lists of names of zoological genera and species as a free resource for the public. AnimalBase contributed to opening up the classical taxonomic literature, which is considered as useful because access to early literature (especially for the late 18th century) can be difficult for researchers who need the old sources for their
Global Invasive Species Database
database developed by the IUCN listing information about taxon which are deemed invasive in various countries and regions of the world