...phylum to the chordates. A. Echinoderms 1....
...closely related to chordates (including us). 4....
...In echinoderms and chordates, the first opening...
...• CORE IDEA: Chordates share four features...
...the embryo. Most chordates are vertebrates, meaning...
...divisions. 1. Invertebrate chordates 2. Vertebrates B....
...B. Features of chordates 1. Tail a....
...throat. C. Invertebrate chordates 1. They lack...
...vertebrates 1. Most chordates are vertebrates—animals with...
...common to all chordates plus the following:...
...2. Animals 3. Chordates 4. Mammals 5....
...phylum to the chordates. Echinoderm Endoskeleton Tube...
...anus first—echinoderms and chordates. • Protostomes and...
...phylum to the chordates. ? Orient students...
...a branch with chordates and yet have...
...the term invertebrate chordates to apply specifically...
...the organism. Many chordates do not have...
...members of the chordates. As larvae, they...
...X X Bilateral Chordates X X X...
...phylum to the chordates. ? Students can...

...whale. Concept 34.1 Chordates have a notochord...
...the Deuterostomia, the chordates. Chordates are bilaterian...
...Deuterostomia, the chordates. Chordates are bilaterian animals...
...make up the chordates. Four derived characters...
...phylum Chordata. Although chordates vary widely in...
...digestive tube of chordates extends from the...
...pharynx. In most chordates, these grooves (known...
...In many invertebrate chordates, the pharyngeal slits...
...and neck. Most chordates have a muscular...
...aquatic species. Invertebrate chordates provide clues to...
...related to other chordates than are lancelets....
...Tunicates most resemble chordates during their larval...
...off from other chordates. Even the tunicate...
...present in early chordates. Ancestral chordates likely...
...early chordates. Ancestral chordates likely had genes...
...34.2 Craniates are chordates that have a...
...of a head. Chordates with a head...
...and a skull—enabled chordates to coordinate more...
...distinguished from other chordates by a set...
...whereas lancelets and chordates have only one....
...finds of early chordates have provided information...
...craniates. The early chordates appear to be...
...of more advanced chordates, such as Myllokunmingia....
...present in early chordates became four. Other...