'Chordate characteristics' diaporamas de présentation

Chordate Characteristics

Chordate Characteristics. Urochordates. Tunicates & Sea Squirts. Cephalochordates Lancelets (Amphioxus). Agnatha Hagfish & Lamprey. Agnatha. - True vertebrae - Gills. Lamprey. Chondrichthyes ( cartilagenous fish). Gnathostomes. 2 chambered heart. Cat Shark Egg Oviparous.

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Table of Contents

Table of Contents. What Is a Vertebrate? Fishes Amphibians Reptiles Vertebrate History in Rocks. - What Is a Vertebrate?. Ancient Jawless Fish.

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What is a Vertebrate?

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Phylum Chordata

Phylum Chordata. A.K.A. Chordates. Four Distinguishing Features. Single, hollow, dorsal nerve cord Gill or pharyngeal slits (small openings along anterior part of body or pharynx) Notochord: flexible rod for support that lies between the nerve cord and gut

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Introduction to the Phylum Chordata

Introduction to the Phylum Chordata. Honors Biology. Unifying Themes 1. Chordate evolution is a history of innovations that is built upon major invertebrate traits

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Introduction to the Phylum Chordata

Introduction to the Phylum Chordata. Honors Biology. Unifying Themes 1. Chordate evolution is a history of innovations that is built upon major invertebrate traits

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Hemichordata Invertebrate Chordates

Hemichordata Invertebrate Chordates. Evolutionary Perspective. Echinoderms, Hemichordates, and Chordates are most likely derived from a common (yet undiscovered) ancestor, since they all share deuterostome characteristics. What characterizes a chordate?. A dorsal tubular/hollow nerve cord

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Vertebrates

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