Chordata (Chordates) is a phylum of animals. There are 81683 species of Chordates, in 15595 genera and 2034 families. It includes groups like Vertebrates, Cephalochordates, and Tunicates.
Definition: The institution that holds a type specimen for a given species. The recommended best practice is to use the identifier in a collections registry such as the Biodiversity Collections Index (http://www.biodiversitycollectionsindex.org/).