'Subphylum urochordata' presentation slideshows

Vertebrates

Vertebrates. History , structural and functional features. The Chordates. Chordates (phylum Chordata ) are deuterostome coelomates -Nearest relatives are echinoderms (the only other deuterostomes). The Chordates. Four features characterize chordates. 1. Nerve cord 2. Notochord

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Honors Biology

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ABBOTTSCOLLEGE

ANIMAL KINGDOM. PHYLUM CHORDATA. Page 81. ABBOTTSCOLLEGE. Animals that have a backbone Most advanced type of animal. An extremely successful group of animals Occupy a wide range of habitats Have: Bilateral symmetry Cephalisation Triploblastic tissue layers Segmented body

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Intro continued

Intro continued. Area of coverage. Kingdom Animalia Phylum Chordata Subphylum Urochordata (=Tunicata) Sea squirts, larvaceans, thaliaceans Subphylum Cephalochordata Amphioxus (lancelet) Subphylum Craniata (=Vertebrata of Haeckel) Hagfish (Mixini) Vertebrata. Deuterostomata.

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Phylum Chordata

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Vertebrate Beginnings

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Phylum Chordates

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Invertebrate Chordates

Invertebrate Chordates. Hemichordata Urochordata Cephalochordata. Hemichordates. Deuterostomes Gill slits Dorsal nerve cord. Classes of Hemichordates. Enteropneusta Acorn worms Shallow marine animals Pterobranchia Rhabdopleura Colonial, send out feeding zooids. Acorn Worm.

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Chapter 38

Chapter 38. Section 2 Invertebrate Chordates. Phylum Chordata. Chordates- animals with a vertebrate (backbone) Have a notochord, pharyngeal pouches, dorsal nerve cord, & postanal tail. Evolution & Classification. Phylum Chordata is separated into three subphyla Vertebrata

203 views • 9 slides

Chapter 38

Chapter 38. Section 2 Invertebrate Chordates. Phylum Chordata. Chordates- animals with a vertebrate (backbone) Have a notochord, pharyngeal pouches, dorsal nerve cord, & postanal tail. Evolution & Classification. Phylum Chordata is separated into three subphyla Vertebrata

198 views • 9 slides