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Tunicata

Tunicata. By Leah MacLean, Abby MacPherson and Heather MacElwee. Classification . Kingdom: Animalia Phylum: Chordata Subphylum: Tunicata Classes: Ascidacea Appendicularia Thaliacea. Evolutionary Origin. Fossil record Relative of vertebrates Four classifying characteristics.

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Tunicata

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  1. Tunicata By Leah MacLean, Abby MacPherson and Heather MacElwee

  2. Classification • Kingdom: Animalia • Phylum: Chordata • Subphylum: Tunicata • Classes: • Ascidacea • Appendicularia • Thaliacea

  3. Evolutionary Origin • Fossil record • Relative of vertebrates • Four classifying characteristics

  4. Reproduction • Sexual and asexual • Hermaphroditic • External reproduction

  5. Development • Tadpoles • Attachment • Metamorphosis • Tunic • Filter feeding

  6. Feeding • Filter feeders • Buccal siphon • Mucus net • Atrial siphon

  7. Characteristics • ~ 1mm to 60 centimeters • Variety of colors • “Eyes” • 1 to 3 year lifespan • Individuals or colonies

  8. Facts • Consumption • ~3000 known species • Predatory Tunicata • Eat their own brain • Reversal of blood flow • Defense mechanisms

  9. Sources • "tunicate." Encyclopaedia Britannica. Encyclopaedia Britannica Online. Encyclopædia Britannica Inc., 2014. Web. 21 Mar. 2014. <http://www.britannica.com/EBchecked/topic/609172/tunicate>. • Trivette, Minta. "Morphologies, Life History, and Taxonomy of Tunicates."Morphologies, Life History, and Taxonomy of Tunicates. Clarke University, 2006. Web. 21 Mar. 2014. <http://www.clarku.edu/departments/biology/biol201/2006/mtrivette/morphologies.htm>.

  10. "Tunicate: Reproduction: Settlement & Metamorphosis." Tunicate: Reproduction: Settlement & Metamorphosis. N.p., n.d. Web. 21 Mar. 2014. <http://www.asnailsodyssey.com/LEARNABOUT/TUNICATE/tuniSett.php>. • Shimek, Ronald L., Ph.D. "Tunicates or Sea Squirts." Tunicates or Sea Squirts. Reefkeeping.com, n.d. Web. 21 Mar. 2014. <http://www.reefkeeping.com/issues/2005-03/rs/>.

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