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Download as PDF; Printable version; ... This category consists all articles on taxa at the subphyla and class levels in the Chordata phylum. ... Chordate zoology (2 C ...
This article contains a list of all of the classes and orders that are located in the Phylum Chordata. The subphyla Tunicata and Vertebrata are in the unranked Olfactores clade, while the subphylum Cephalochordata is not. Animals in Olfactores are characterized as having a more advanced olfactory system than animals not in it.
Download as PDF; Printable version; In other projects Wikidata item; ... Pages in category "Chordate zoology" This category contains only the following page.
A chordate (/ ˈ k ɔːr d eɪ t / KOR-dayt) is a deuterostomal bilaterian animal belonging to the phylum Chordata (/ k ɔːr ˈ d eɪ t ə / kor-DAY-tə). All chordates possess, at some point during their larval or adult stages, five distinctive physical characteristics ( synapomorphies ) that distinguish them from other taxa .
Harvard University palaeontologist Stephen Jay Gould popularised Pikaia as an ancestral species of chordates in his 1989 book Wonderful Life: The Burgess Shale and the Nature of History, [13] from which Pikaia became known as the "most famous early chordate fossil," [14] or the earliest chordate, [15] or the oldest ancestor of humans. [16] [17]
He is also noted for his hypothesis on chordate evolution, known as Garstang's theory, which suggests an alternative route for chordate evolution from echinoderms. [ 2 ] [ 3 ] [ 4 ] The last-cited reference gives special attention to how the ideas of Garstang's predecessors profoundly influenced his biological theories.
Download as PDF; Printable version; In other projects Wikidata item; ... Pages in category "Chordate classes" The following 9 pages are in this category, out of 9 total.
Download as PDF; Printable version; In other projects Wikidata item; ... Pages in category "Chordate orders" The following 10 pages are in this category, out of 10 ...