Slide 1 Chordates (Phylum Chordata) Tunicates/Sea squirts (Urochordata) Lancelets (Cephalochordata) Vertebrates (Craniata - formerly vertebrata ) Slide 2 A. Characteristics…

Slide 1 Lecture #14 Phylum Chordata Slide 2 only 45,000 species characteristics: – 1. bilaterally symmetrical – 2. notochord – 3. pharyngeal gill slits – 4. dorsal,…

Slide 1 Slide 2 Emergence of the Animal Kingdom Or “Rise of the Chordates” Phylum Chordata Leading to Subphylum Vertebrata Slide 3 Chordates include the following: 1.Fish…

Slide 1 Chapter 26: Animal evolution- The Chordates Ruth Cuaboy Slide 2 Characteristics of Chordates 1.Notochord; connective tissue extending along body. To provide support.…

25.1 Transitions Written in Stone Transitional fossils provide evidence of the evolution of birds from dinosaur ancestors Archaeopteryx, an ancient winged dinosaur with feathers…

Chapter 34: Phylum Chordata Phylum Chordata all chordates are have true tissues (eumetazoans) & a true coelom and exhibit bilateral symmetry & deuterostome development…

Lecture #14 Lecture #14 Phylum Chordata: The vertebrate Phylum Phylum Chordata only 45,000 species characteristics: 1. bilaterally symmetrical 2. notochord 3. pharyngeal…

25.1 Transitions Written in Stone Transitional fossils provide evidence of the evolution of birds from dinosaur ancestors Archaeopteryx, an ancient winged dinosaur with feathers…

Lecture #14 Lecture #14 Phylum Chordata Phylum Chordata only 45,000 species characteristics: 1. bilaterally symmetrical 2. notochord 3. pharyngeal gill slits 4. dorsal, hollow…

Chordata Phylum Chordata Bilateral, Deuterostomate development Notochord Dorsal hollow nerve cord Pharyngeal slits Muscular Post-anal tail Segmented musculature Repeating…