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Phylum - Coggle Diagram
Phylum
Annelida =
segmented worms, earthworms, leeches
Pharynx
Esophagus
Crop
Gizzard
Intestine
anus
Mollusca =
Snails, clams, octopus, squid
Mollusks
Muscular foot
Mantle, soft
Visceral mass
Gills or lungs
Comparing Invertebrates =
Specialized cells, tissues, and organs
Sponges and cnidarians : little internal specialization
Body symmetry
Sponges have no symmetry, cnidarians and echinoderms: radial symmetry
circulation , blood within vessels
Movement and support, hydrostatic, exoskeleton, endoskeleton
Arthropoda =
Largest phylum
Exoskeleton
Paired
Open circulatory
Classified based on number and structure of body
Echinodermata =
Spinky skin
Radial symmetry
Water vascular system
Sea urchins, sand dollars, starfish
Porifera = Pore bearing organisms
Asymmetrical
Don't have nerve tissues
Cnidaria = Coral, jellyfish, sea anemone
Cells that contain stinging poisonous barbs
Platyhelminthes = Flatworms, tapeworms, flukes
Many parasitic forms
One digestive opening
Most are hermaphroditic