PPT-Echinoderms

Phylum Echinodermata from the Greek for spiny skin Phylum Echinodermata spineyskinned animals includes sea stars brittle stars sea urchins sand dollars sea cucumbers and crinoids. Order Toll Free 877 6615355 Order by FAX 843 4700237 The Phylum Echinodermata consists of about 6000 living species all of which are marine This video program compares the five major classes of living echinoderms in terms of basic functional biology Members of this group are sea stars, sea urchins, sea cucumbers and sand dollars. . Echinoderms have an internal skeleton called a endoskeleton – made of harden plates that makes the animal bumpy and irregular texture.. Megan Snyder and Anita . Soemer. http://www.bing.com/images/search?q=starfish+labeled&qs=IM&form=QBIRMH&pq=starfish+label&sc=8-14&sp=1&sk=#view=detail&id=47996ECADFA4F713FD24356D6F1E7EA504247D96&selectedIndex=0. class. does this organism belong?. Name this organism. What are the bony plates under the skin of an echinoderm called?. What are the tube feet of echinoderms called?. Name these organisms. In what . When Carl Linnaeus first created his method for organizing animals, he had just two families of invertebrates:. . Insecta. (insects) and . Vermes. (worms).. Since that time, scientists have found more invertebrates and have created more classifications. We will talk about six . Mollusks, Arthropods, and Echinoderms. 7. th. Grade Science. Mollusks. __________ - invertebrates with soft . unsegmented. bodies that are often protected by a harder outer shell. _________ - a thin layer of tissue that covers the internal organs – produces the hard shell. Crown-of-Thorns Star Fish. By Joe Baartz. Biological Classification. The binomial name for the Crown-of-thorns starfish is called ‘. A. canthaster . P. lanci’~ Linnaeus, 1758.. Kingdom: Animalia. :. Echinoderms. Spiny-skinned. Sea Star (Starfish). Green Sea Urchin. Rosy Feather Star. Echinoderms are animals with no: brain, eyes, heart, or lungs. Water-vascular system. Taxonomy. Common starfish. Cnidaria. Ctenophora. Platyhelminthes. Rotifera. Nematoda. Nemertea. Mollusca. Annelida. Arthropoda. Bryozoa. Phoronida. Brachiopoda. Echinodermata. Chordata. No true tissues. radial symmetry. diploblastic. Developmental Variations. During embryonic development, the process of . gastrulation. forms the digestive cavity.. Gastrulation. varies in the animal kingdom. No . gastrulation. (. placozoans. ). echinodermata. mean?. Spiny skin. Examples of echinoderms. What is an echinoderm?. Typically have no anterior/posterior end. Lack cephalization. Invertebrates. Questions. What is an invertebrate?. What other phyla are invertebrates?. Three Domains:. Six Kingdoms. Characteristics of Animals. All . multicellular. . (metazoans). Eukaryotes. . (cells with nucleus & organelles). Ingestive. . heterotrophs. . (take in food and internally digest it). . Class . Pterobranchia. (Sea Angels). Class . Enteropneusta. (acorn worms). Small group of marine worms that show similarities. to Echinoderms and Chordates. Tornaria. of Acorn Worms . Auricularia. U . = Understanding. E . = Extended Thinking Adventure. S. = Summary. T . = Tell. quest CHECK- INVERTS. Directions-. Number your journal #. 1-10.. You will answer questions about . MOLLUSKS.. You .