'Long bodies' diaporamas de présentation

Invertebrates III and Vertebrates

Invertebrates III and Vertebrates. Phylum: Echinodermata. Deuterostomes radial and indeterminate cleavage Enterocoelous anus from blastopore. Phylum: Echinodermata. Secondary Radial Symmetry Water vascular system Ambulacral groove Madreporite All marine. Water Vascular System.

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Chapter 18

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Chordates

Chordates. Biology 112. Characteristics of Phylum Chordata. A chordate is an animal with the following four features: A hollow nerve cord that runs along the back of the body A notochord is a support rod that runs just below the nerve cord

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Phylum Arthropoda

Phylum Arthropoda. What animals are arthropods?. Trilobites (Extinct!). Part of Paleozoic marine ecosystems Bodies divided into 3 long vertical lobes with many legs Most were bottom feeders. Crustaceans:. Found in oceans, freshwater streams and some on land.

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