"9.10: Echinoderms." Echinoderms. N.p., n.d. Web. 28 Mar. 2014. <http://www.ck12.org/book/CK-12-Life-Science-Concepts-For-Middle-School/r10/section/9.10/>.
Website
"The Biology Corner." The Biology Corner RSS 20. N.p., n.d. Web. 26 Mar. 2014. <http://www.biologycorner.com/>.
Website
"Duertosomes: Echinoderms, Chortadates." Clintoncc. N.p., n.d. Web. 28 Mar. 2014. <http%3A%2F%2Ffaculty.clintoncc.suny.edu%2Ffaculty%2Fmichael.gregory%2Ffiles%2Fbio%2520102%2Fbio%2520102%2520lectures%2Fanimal%2520diversity%2Fdeuterostomes%2Fdeuterostomes.htm>.
Website
"Duertosomes: Echinoderms, Chortadates." Clintoncc. N.p., n.d. Web. 28 Mar. 2014. <http%3A%2F%2Ffaculty.clintoncc.suny.edu%2Ffaculty%2Fmichael.gregory%2Ffiles%2Fbio%2520102%2Fbio%2520102%2520lectures%2Fanimal%2520diversity%2Fdeuterostomes%2Fdeuterostomes.htm>.
Website
"Echinoderm Fossils." Echinoderm Fossils. N.p., n.d. Web. 29 Mar. 2014. <http://www.fossilmall.com/Western-Fossils/Echinoderms-1.htm>.
Website
"Echinodermata - Circulatory System." Circulatory System. N.p., n.d. Web. 28 Mar. 2014. <http://thecircleofblood.weebly.com/echinodermata.html>.
Website
"Echinodermata: Systematics." Systematics of the Echinodermata. N.p., n.d. Web. 28 Mar. 2014. <http://www.ucmp.berkeley.edu/echinodermata/echinosy.html>.
Website
"Echinoderms." Echinoderms. N.p., n.d. Web. 27 Mar. 2014. <http://www.mesa.edu.au/echinoderms/>.
Website
"Echinoderms." Echinoderms. N.p., n.d. Web. 29 Mar. 2014. <http://www.mesa.edu.au/echinoderms>.
Website
"Echinoderms (starfish, Brittle Star, Sea Urchin, Feather Star, Sea Cucumber)."Echinoderms (starfish, Brittle Star, Sea Urchin, Feather Star, Sea Cucumber). N.p., n.d. Web. 28 Mar. 2014. <http://www.starfish.ch/reef/echinoderms.html>.
Website
"Fossil Record of Echinoderms." Assembling the Echinoderm Tree of Life. N.p., n.d. Web. 28 Mar. 2014. <http://echinotol.org/fossil-record-echinoderms>.
Website
"Invertebrate Notes." Biology Junction. Cmassengale, n.d. Web. 28 Mar. 2014. <http%3A%2F%2Fwww.biologyjunction.com%2Finvertebrate_notes.htm>.
Website
"The Ocean." National Geographic. N.p., n.d. Web. 29 Mar. 2014. <http://ocean.nationalgeographic.com/ocean/photos/sea-urchins/>.
Website
"Phylum Echinodermata." Phylum Echinodermata. N.p., n.d. Web. 29 Mar. 2014. <http://webcache.googleusercontent.com/search?q=cache:dfW-gdDRFOUJ:cfcc.edu/rogers/courses/msc174/Lectures/Phylum%2520Echinodermata.ppt+specialized+cells+in+echinoderms&cd=4&hl=en&ct=clnk&gl=us>.
Website
"Phylum Echinodermata." Phylum Echinodermata. N.p., n.d. Web. 29 Mar. 2014. <http://webcache.googleusercontent.com/search?q=cache:dfW-gdDRFOUJ:cfcc.edu/rogers/courses/msc174/Lectures/Phylum%2520Echinodermata.ppt+specialized+cells+in+echinoderms&cd=4&hl=en&ct=clnk&gl=us>.
Website
"Wikia." Nickipedia. N.p., n.d. Web. 29 Mar. 2014. <http://nickelodeon.wikia.com/wiki/>.
Website
"Wikimedia Upload." Wikimedia Upload. N.p., n.d. Web. 27 Mar. 2014. <http://upload.wikimedia.org/>.
Website
"The Wonders of the Seas: Echinoderms." The Wonders of the Seas: Echinoderms. N.p., n.d. Web. 25 Mar. 2014. <http://www.oceanicresearch.org/education/wonders/echinoderm.html>.
Website
"Real Monstrosities: Snake Star." Real Monstrosities: Snake Star. N.p., n.d. Web. 29 Mar. 2014. <http://www.realmonstrosities.com/2012/03/snake-star.html>.
Website
"Wikimedia Upload." Wikimedia Upload. N.p., n.d. Web. 27 Mar. 2014. <http://upload.wikimedia.org/>.
Website
"Echinoderms." Echinoderms. N.p., n.d. Web. 29 Mar. 2014. <http://www.mesa.edu.au/friends/seashores/echinoderms.html>.
Website
Martin, Maggie. "Raising Tastier Sea Urchins For Foodies And The Environment." NPR. NPR, n.d. Web. 29 Mar. 2014. <http://www.npr.org/blogs/thesalt/2013/09/24/225456245/raising-tastier-sea-urchins-for-foodies-and-the-environment>.
Website
"9.12: Importance of Echinoderms." Importance of Echinoderms. N.p., n.d. Web. 29 Mar. 2014. <http://www.ck12.org/book/CK-12-Life-Science-Concepts-For-Middle-School/r10/section/9.12/>.
Website
Pawson, David Leo. "Importance." Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 29 Mar. 2014. <http://www.britannica.com/EBchecked/topic/177910/echinoderm/25728/Importance>.
Website
"Echinoderms (starfish, Brittle Star, Sea Urchin, Feather Star, Sea Cucumber)."Echinoderms (starfish, Brittle Star, Sea Urchin, Feather Star, Sea Cucumber). N.p., n.d. Web. 28 Mar. 2014. <http://www.starfish.ch/reef/echinoderms.html>.
"Brookings School District." Brookings School District. N.p., n.d. Web. 29 Mar. 2014. <http://local.brookings.k12.sd.us/>.
Website
"Echinodermata." Echinodermata. N.p., n.d. Web. 29 Mar. 2014. <http://www.esu.edu/~milewski/intro_biol_two/lab__13_echinoderm/Echinodermata.html>.
Website
"Echinodermata." Echinodermata. N.p., n.d. Web. 29 Mar. 2014. <http://www.snow.edu/allans/biology1320/echinodermata.html>.
Website
"Echinoderms." Echinoderms. N.p., n.d. Web. 27 Mar. 2014. <http://www.mesa.edu.au/echinoderms/>.
Website
"Asdfs." Asdfs. N.p., n.d. Web. 29 Mar. 2014. <http://webcache.googleusercontent.com/search?q=cache:KVNozYwVxvAJ:local.brookings.k12.sd.us/krscience/zoology/echinoderms/echinoderm.ppt+echinoderm+stomachs&cd=6&hl=en&ct=clnk&gl=us&client=safari>.
PBS. PBS, n.d. Web. 29 Mar. 2014. <http://www.pbs.org/kcet/shapeoflife/animals/echinoderms.html>.
Website
"Deuterostomes: Echinoderms, Chordates." N.p., n.d. Web. 27 Mar. 2014. <http%3A%2F%2Ffaculty.clintoncc.suny.edu%2Ffaculty%2Fmichael.gregory%2Ffiles%2Fbio%2520102%2Fbio%2520102%2520lectures%2Fanimal%2520diversity%2Fdeuterostomes%2Fdeuterostomes.htm>.
Website
"Echinodermata." Echinodermata. N.p., n.d. Web. 27 Mar. 2014. <http://tolweb.org/Echinodermata>.
Website
"Excretory System." Excretory System. N.p., n.d. Web. 29 Mar. 2014. <http://wiki.hicksvilleschools.org/groups/hsbiology/wiki/6fcaa/Excretory_System.html>.
Website
"Excretory System." Excretory System. N.p., n.d. Web. 29 Mar. 2014. <http://wiki.hicksvilleschools.org/groups/hsbiology/wiki/6fcaa/Excretory_System.html>.
Website
"Echinoderms." Echinoderms. N.p., n.d. Web. 29 Mar. 2014. <http://userwww.sfsu.edu/biol240/labs/lab_17hydrostaticsk/pages/echinoderm.html>.
Website
"Veins of Water: The Evolution of the Echinoderm Water-Vascular System." Deep Sea News. N.p., n.d. Web. 29 Mar. 2014. <http://deepseanews.com/2012/03/veins-of-water-the-evolution-of-the-echinoderm-water-vascular-system/>.
Website
"Result Filters." National Center for Biotechnology Information. U.S. National Library of Medicine, n.d. Web. 29 Mar. 2014. <http://www.ncbi.nlm.nih.gov/pubmed/7460001>.
Website
"Animal Diversity Web." Animal Diversity Web. N.p., n.d. Web. 27 Mar. 2014. <http://animaldiversity.ummz.umich.edu/accounts/Echinodermata/>.
Website
"The Wonders of the Seas: Echinoderms." The Wonders of the Seas: Echinoderms. N.p., n.d. Web. 29 Mar. 2014. <http://www.oceanicresearch.org/education/wonders/echinoderm.html>.
Website
Zubi, Teresa. "Invertebrates Multi-celled Orgnaisms (Metazoa)." Starfish. N.p., n.d. Web. 28 Mar. 2014. <http://www.starfish.ch/reef/echinoderms.html>.Website
"Echinodermata." N.p., n.d. Web. 29 Mar. 2014. <http%3A%2F%2Fwww.ncsu.edu%2Fproject%2Fbio402_315%2FEchinodermata%2Fechinoderma%25202012.html>.
Website
Website
"The Biology Corner." The Biology Corner RSS 20. N.p., n.d. Web. 26 Mar. 2014. <http://www.biologycorner.com/>.
Website
"Duertosomes: Echinoderms, Chortadates." Clintoncc. N.p., n.d. Web. 28 Mar. 2014. <http%3A%2F%2Ffaculty.clintoncc.suny.edu%2Ffaculty%2Fmichael.gregory%2Ffiles%2Fbio%2520102%2Fbio%2520102%2520lectures%2Fanimal%2520diversity%2Fdeuterostomes%2Fdeuterostomes.htm>.
Website
"Duertosomes: Echinoderms, Chortadates." Clintoncc. N.p., n.d. Web. 28 Mar. 2014. <http%3A%2F%2Ffaculty.clintoncc.suny.edu%2Ffaculty%2Fmichael.gregory%2Ffiles%2Fbio%2520102%2Fbio%2520102%2520lectures%2Fanimal%2520diversity%2Fdeuterostomes%2Fdeuterostomes.htm>.
Website
"Echinoderm Fossils." Echinoderm Fossils. N.p., n.d. Web. 29 Mar. 2014. <http://www.fossilmall.com/Western-Fossils/Echinoderms-1.htm>.
Website
"Echinodermata - Circulatory System." Circulatory System. N.p., n.d. Web. 28 Mar. 2014. <http://thecircleofblood.weebly.com/echinodermata.html>.
Website
"Echinodermata: Systematics." Systematics of the Echinodermata. N.p., n.d. Web. 28 Mar. 2014. <http://www.ucmp.berkeley.edu/echinodermata/echinosy.html>.
Website
"Echinoderms." Echinoderms. N.p., n.d. Web. 27 Mar. 2014. <http://www.mesa.edu.au/echinoderms/>.
Website
"Echinoderms." Echinoderms. N.p., n.d. Web. 29 Mar. 2014. <http://www.mesa.edu.au/echinoderms>.
Website
"Echinoderms (starfish, Brittle Star, Sea Urchin, Feather Star, Sea Cucumber)."Echinoderms (starfish, Brittle Star, Sea Urchin, Feather Star, Sea Cucumber). N.p., n.d. Web. 28 Mar. 2014. <http://www.starfish.ch/reef/echinoderms.html>.
Website
"Fossil Record of Echinoderms." Assembling the Echinoderm Tree of Life. N.p., n.d. Web. 28 Mar. 2014. <http://echinotol.org/fossil-record-echinoderms>.
Website
"Invertebrate Notes." Biology Junction. Cmassengale, n.d. Web. 28 Mar. 2014. <http%3A%2F%2Fwww.biologyjunction.com%2Finvertebrate_notes.htm>.
Website
"The Ocean." National Geographic. N.p., n.d. Web. 29 Mar. 2014. <http://ocean.nationalgeographic.com/ocean/photos/sea-urchins/>.
Website
"Phylum Echinodermata." Phylum Echinodermata. N.p., n.d. Web. 29 Mar. 2014. <http://webcache.googleusercontent.com/search?q=cache:dfW-gdDRFOUJ:cfcc.edu/rogers/courses/msc174/Lectures/Phylum%2520Echinodermata.ppt+specialized+cells+in+echinoderms&cd=4&hl=en&ct=clnk&gl=us>.
Website
"Phylum Echinodermata." Phylum Echinodermata. N.p., n.d. Web. 29 Mar. 2014. <http://webcache.googleusercontent.com/search?q=cache:dfW-gdDRFOUJ:cfcc.edu/rogers/courses/msc174/Lectures/Phylum%2520Echinodermata.ppt+specialized+cells+in+echinoderms&cd=4&hl=en&ct=clnk&gl=us>.
Website
"Wikia." Nickipedia. N.p., n.d. Web. 29 Mar. 2014. <http://nickelodeon.wikia.com/wiki/>.
Website
"Wikimedia Upload." Wikimedia Upload. N.p., n.d. Web. 27 Mar. 2014. <http://upload.wikimedia.org/>.
Website
"The Wonders of the Seas: Echinoderms." The Wonders of the Seas: Echinoderms. N.p., n.d. Web. 25 Mar. 2014. <http://www.oceanicresearch.org/education/wonders/echinoderm.html>.
Website
"Real Monstrosities: Snake Star." Real Monstrosities: Snake Star. N.p., n.d. Web. 29 Mar. 2014. <http://www.realmonstrosities.com/2012/03/snake-star.html>.
Website
"Wikimedia Upload." Wikimedia Upload. N.p., n.d. Web. 27 Mar. 2014. <http://upload.wikimedia.org/>.
Website
"Echinoderms." Echinoderms. N.p., n.d. Web. 29 Mar. 2014. <http://www.mesa.edu.au/friends/seashores/echinoderms.html>.
Website
Martin, Maggie. "Raising Tastier Sea Urchins For Foodies And The Environment." NPR. NPR, n.d. Web. 29 Mar. 2014. <http://www.npr.org/blogs/thesalt/2013/09/24/225456245/raising-tastier-sea-urchins-for-foodies-and-the-environment>.
Website
"9.12: Importance of Echinoderms." Importance of Echinoderms. N.p., n.d. Web. 29 Mar. 2014. <http://www.ck12.org/book/CK-12-Life-Science-Concepts-For-Middle-School/r10/section/9.12/>.
Website
Pawson, David Leo. "Importance." Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 29 Mar. 2014. <http://www.britannica.com/EBchecked/topic/177910/echinoderm/25728/Importance>.
Website
"Echinoderms (starfish, Brittle Star, Sea Urchin, Feather Star, Sea Cucumber)."Echinoderms (starfish, Brittle Star, Sea Urchin, Feather Star, Sea Cucumber). N.p., n.d. Web. 28 Mar. 2014. <http://www.starfish.ch/reef/echinoderms.html>.
"Brookings School District." Brookings School District. N.p., n.d. Web. 29 Mar. 2014. <http://local.brookings.k12.sd.us/>.
Website
"Echinodermata." Echinodermata. N.p., n.d. Web. 29 Mar. 2014. <http://www.esu.edu/~milewski/intro_biol_two/lab__13_echinoderm/Echinodermata.html>.
Website
"Echinodermata." Echinodermata. N.p., n.d. Web. 29 Mar. 2014. <http://www.snow.edu/allans/biology1320/echinodermata.html>.
Website
"Echinoderms." Echinoderms. N.p., n.d. Web. 27 Mar. 2014. <http://www.mesa.edu.au/echinoderms/>.
Website
"Asdfs." Asdfs. N.p., n.d. Web. 29 Mar. 2014. <http://webcache.googleusercontent.com/search?q=cache:KVNozYwVxvAJ:local.brookings.k12.sd.us/krscience/zoology/echinoderms/echinoderm.ppt+echinoderm+stomachs&cd=6&hl=en&ct=clnk&gl=us&client=safari>.
PBS. PBS, n.d. Web. 29 Mar. 2014. <http://www.pbs.org/kcet/shapeoflife/animals/echinoderms.html>.
Website
"Deuterostomes: Echinoderms, Chordates." N.p., n.d. Web. 27 Mar. 2014. <http%3A%2F%2Ffaculty.clintoncc.suny.edu%2Ffaculty%2Fmichael.gregory%2Ffiles%2Fbio%2520102%2Fbio%2520102%2520lectures%2Fanimal%2520diversity%2Fdeuterostomes%2Fdeuterostomes.htm>.
Website
"Echinodermata." Echinodermata. N.p., n.d. Web. 27 Mar. 2014. <http://tolweb.org/Echinodermata>.
Website
"Excretory System." Excretory System. N.p., n.d. Web. 29 Mar. 2014. <http://wiki.hicksvilleschools.org/groups/hsbiology/wiki/6fcaa/Excretory_System.html>.
Website
"Excretory System." Excretory System. N.p., n.d. Web. 29 Mar. 2014. <http://wiki.hicksvilleschools.org/groups/hsbiology/wiki/6fcaa/Excretory_System.html>.
Website
"Echinoderms." Echinoderms. N.p., n.d. Web. 29 Mar. 2014. <http://userwww.sfsu.edu/biol240/labs/lab_17hydrostaticsk/pages/echinoderm.html>.
Website
"Veins of Water: The Evolution of the Echinoderm Water-Vascular System." Deep Sea News. N.p., n.d. Web. 29 Mar. 2014. <http://deepseanews.com/2012/03/veins-of-water-the-evolution-of-the-echinoderm-water-vascular-system/>.
Website
"Result Filters." National Center for Biotechnology Information. U.S. National Library of Medicine, n.d. Web. 29 Mar. 2014. <http://www.ncbi.nlm.nih.gov/pubmed/7460001>.
Website
"Animal Diversity Web." Animal Diversity Web. N.p., n.d. Web. 27 Mar. 2014. <http://animaldiversity.ummz.umich.edu/accounts/Echinodermata/>.
Website
"The Wonders of the Seas: Echinoderms." The Wonders of the Seas: Echinoderms. N.p., n.d. Web. 29 Mar. 2014. <http://www.oceanicresearch.org/education/wonders/echinoderm.html>.
Website
Zubi, Teresa. "Invertebrates Multi-celled Orgnaisms (Metazoa)." Starfish. N.p., n.d. Web. 28 Mar. 2014. <http://www.starfish.ch/reef/echinoderms.html>.Website
"Echinodermata." N.p., n.d. Web. 29 Mar. 2014. <http%3A%2F%2Fwww.ncsu.edu%2Fproject%2Fbio402_315%2FEchinodermata%2Fechinoderma%25202012.html>.
Website