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Lydia MacKay

on 3 April 2013

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Transcript of Cladogram

Ancestral Prokaryotes Membrane Bound Nucleus Algae Plants Chloroplasts Embryo Protection Heterotrophism Chitinous cells Fungi Ingests Nutrition Choanoflagellates Multicellularity Proifera Spongin Symmetry, Tissues Cnidarians Radial symmetry,
Sac gut,
Cnidocyte stinging cells,
2 tissue layers Bilateral symmetry,
3 tissue layers,
Cephalization Protosome Trochophore Flatworms Gastropods Cephalopods Bivalves Annelids Roundworms Insects Crustaceans Arachnids Deuterostome,
Tube gut Echinoderms Notochord,
Dorsal Nerve Chord Invertebrate chordates Vertebrae/spine,
2-chambered heart Jawless fish Jaws Cartilaginous fish Bony skeleton,
Lungs Bony fish Limbs,
3-chambered heart Amphibians Mammals Amniotic Eggs Mammary Glands,
4-chambered heart,
Hair Lizards Snakes Crocodilians Birds Dinosaurs Turtles Sac gut,
acoelomate Ecdysozoa,
Tube gut Torsion Endotherm,
Feathers Pseudocoelomate 4-chambered heart Segmentation Segmentation,
Coelom Foot, Mantle, Visceral mass Coelom,
Tube gut Loosely attached jaw,
No legs Six legs Anapsid skull Diapsid skull Bivalve shell,
No head Well-developed sense organs Calcium carbonate
and chitin exoskeleton,
5 appendage pairs
on head Eight legs,
Chelicerae Four clawed feet Live in water,
long powerful jaws
Full transcript