From Citizendium, the Citizens' Compendium
- Please sort and annotate in a user-friendly manner and consider archiving the URLs behind the links you provide. See also related web sources.
- National Center for Biotechnology Information (NCBI): The NCBI Taxonomy Homepage
- The NCBI Taxonomy database is a curated set of names and classifications for all of the organisms that are represented in GenBank. The Taxonomy database contains the names of all organisms that are represented in NCBI's genetic databases with at least one nucleotide or protein sequence. THE NCBI Taxonomy database allows browsing of the taxonomy tree, which contains a classification of organisms.