A number of people or things having in common traits or characteristics that distinguish them as a group or class.
The general character or structure held in common by a number of people or things considered as a group or class.
A person or thing having the features of a group or class.
An example or a model having the ideal features of a group or class.
A taxonomic group, especially a genus or species, chosen as the representative example in characterizing the larger taxonomic group to which it belongs.
The specimen on which the original description and naming of a taxon is based.