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Top : Science : Biology : Flora and Fauna : Animalia :
Chordata

Categories
Amphibia 
Aves 
Fish 
Mammalia 
Reptilia 
Urochordata 

Websites
Brief introduction to the chordates, defined as organisms that possess a structure called a notochord, at least during some part of their development. Includes links to information about subgroups and representative animals.
http://animaldiversity.ummz.umich.edu/chordata.html

Philippe Janvier's article about the jawed vertebrates in the Tree of Life website.
site exerpt
Redirect to New ToL page  If you are not redirected automatically, please click the following link for the new page: New Tree of Life page....
http://ag.arizona.edu/ENTO/tree/...mals/chordata/gnathostomata.html

What makes a vertebrate a vertebrate? They have more in common than a backbone. Find out more in this site from the Animal Diversity Web.
http://animaldiversity.ummz.umich.edu/vertebrata.html

Introduction to the vertebrates and their classification, including the Hyperoartia, or lampreys, and the Gnathostomata, or jawed vertebrates.
site exerpt
Vertebrata  Go to navigation for this section of the ToL site Go to quick links Go to quick search Go to detailed site links Site Navigation Browse Help Features Learning Contribute About advanced go to beginning of page Under Construction Containing...
http://tolweb.org/tree?group=Vertebrata&contgroup=Craniata

Overview of the taxonomy of Phylum Chordata, which includes the well-known vertebrates (fishes, amphibians, reptiles, birds, mammals), hagfishes, tunicates, and lancelets.
site exerpt
Chordata  Go to navigation for this section of the ToL site Go to quick links Go to quick search Go to detailed site links Site Navigation Browse Help Features Learning Contribute About advanced go to beginning of page Under Construction Containing...
http://tolweb.org/tree?group=Chordata&contgroup=Animals