Type Species Fixed

Some articles on species, type, type species:

International Code Of Zoological Nomenclature - Principles - Principle of Typification
... each nominal taxon in the family group, genus group, or species group has—actually or potentially—a name-bearing type fixed that provides the objective standard of reference that determines what ... This means that any named taxon has a name-bearing type, which allows the objective application of that name ... Any family-group name must have a type genus, any genus-group name must have a type species, and any species-group name can (not must) have one or more type specimens (holotype, lectotype ...

Famous quotes containing the words fixed, type and/or species:

    Genius detects through the fly, through the caterpillar, through the grub, through the egg, the constant individual; through countless individuals the fixed species; through many species the genus; through all genera the steadfast type; through all the kingdoms of organized life the eternal unity. Nature is a mutable cloud which is always and never the same.
    Ralph Waldo Emerson (1803–1882)

    To be a real philosopher all that is necessary is to hate some one else’s type of thinking.
    William James (1842–1910)

    If we consider the superiority of the human species, the size of its brain, its powers of thinking, language and organization, we can say this: were there the slightest possibility that another rival or superior species might appear, on earth or elsewhere, man would use every means at his disposal to destroy it.
    Jean Baudrillard (b. 1929)