PPT-Echinoderms

Echinoderms Spinyskinned Sea Star Starfish Green Sea Urchin Rosy Feather Star Echinoderms are animals with no brain eyes heart or lungs Watervascular system Taxonomy Common starfish. pincers Echinoderms Echinoderms are are found in all the found in all the oceans oceans of the world of the world What is an echinoderm What is an echinoderm brPage 2br SKIN all have a hard SKIN all have a hard spiny spiny or bumpy or bumpy endosk 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. Phylum . Arthropoda. Most diverse and successful animals of all time. Segmented body, tough . exoskelton. , jointed appendages. Classified based on number and structure of their body segments and appendages. 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. By: Amanda Brainerd. Endoskeleton . Five-part radial symmetry. Water-vascular system . Skin Gills. No head or brain. Key Characteristics . Anatomy. Sieve . Ring canal. Tube feet. Anus. Stomach. Digestive glands. Echinoderms (phylum Echinodermata) include sea stars and sea urchins. Chordates (phylum Chordata) include the vertebrates. Echinoderms and chordates constitute the clade Deuterostomia. © 2011 Pearson Education, Inc.. Biology I: Chapter 28. ARTHROPODS. ARTHROPODS. Arthropods. Phylum Arthropoda. Insects, crabs, centipedes, spiders. Segmented body. Tough exoskeleton made of chitin. Jointed appendages. Evolution of Arthropods. 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). Animals Without Backbones Chapter 2: The Animal Kingdom Scientists keep track of Earth’s animal species by observing their similarities and differences . An animal with symmetry has body parts that match other body parts around a midpoint or . 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 .