'Water vascular' presentation slideshows

ANIMAL EVOLUTION AND DIVERSITY

Figure 18.1A. ANIMAL EVOLUTION AND DIVERSITY. 18.1 What is an animal? Animals are eukaryotic, multicellular heterotrophs That ingest their food. 18.2 The ancestor of animals was probably a colonial, flagellated protist Cells in these protists Gradually became more specialized and layered.

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Chapter 29: Echinoderms and Invertebrate Chordates

Chapter 29: Echinoderms and Invertebrate Chordates. Section 1: Echinoderms. Echinoderms. Includes starfish, sea urchins, sand dollars, etc. Belong to the phylum Echinodermata Stretches back to the beginning of the Cambrian Period, more than 580 million years ago. What Is an Echinoderm?.

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Morphological characters and their states : Holothuroidea

Morphological characters and their states : Holothuroidea. Ahmed S Thandar School of Biological and Conservation Sciences University of KwaZulu-Natal, Westville Campus Durban, South Africa.

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Arthropods

Arthropods and Echinoderms Invertebrates Invertebrates are animals that have no backbone. There are ____ kinds of invertebrates. six You have already learned about four kinds. Worms Sponges Mollusks Cnidarians Now, let's learn two more! 1. Sponges 5. Arthropods 2. Cnidarians

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Arthropods

Arthropods. and Echinoderms. Invertebrates. Invertebrates are animals that have no backbone. There are ____ kinds of invertebrates. six. You have already learned about four kinds. Worms. Sponges. Mollusks. Cnidarians. Now, let's learn two more!. 1. Sponges. 5. Arthropods.

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Animals - Deuterostomes

Animals - Deuterostomes. Chapter 30. Characteristics. Similarities in embryonic development: Radial cleavage Indeterminate cleavage Blastopore becomes the anus Pharyngeal slits . Echinoderms: Spiny-skinned animals.

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Unit #5 Quiz #1, 2013-2014

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Echinoderms and Invertebrate Chordates

Echinoderms and Invertebrate Chordates. Ch 29. Echinodermata. Endoskeleton, radial symmetry, simple nervous system, varied nutrition, water vascular system

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Echinoids

Echinoids. (Class Echinoidea). Burt Carter Fall, 2012. Kingdom Animalia Phylum Echinodermata Animals with: Multi-plated skeletons of high-Mg calcite with a stereom microstructure. A water vascular system. (usually) pentameral symmetry superimposed on underlying bilaterality.

214 views • 6 slides