Humid Tropics: Part 3

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dante01
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217222
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Humid Tropics: Part 3
Updated:
2013-05-02 08:20:29
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  1. Sponges
    • -Phylum Porifera
    • 1. Least complex of all multicelled organisms, 2. one of the oldest 450mya
    • 3. symbiotic relationship with bluegreen algae, 4. filter feeders
  2. Jellyfish
    • -Phylum Cnidaria
    • -Made up of more than 95% of water
    • -radially symmetrical
    • -Have no brain, no blood, no nervous system
  3. Sea Anemones
    • -Phylum Cnidaria 
    • -carnivorous
    • -stinging cells on tentacles
    • -symbiotic relationship with clownfish
  4. Phylum Annelida
    • -segmented worms
    • -Christmas tree and feather duster
  5. ID: Christmas Tree Worm
  6. ID: Feather Duster
  7. Mollusks
    • -Phylum:Mollusca
    • -snails, clams, octopus, squid
    • 1. Muscular foot
    • 2. Mantle
    • 3. Head
  8. 4 classes of mollusks
    • 1. chiton
    • 2. gastropods
    • 3. bivalves
    • 4. cephalopods
  9. ID: Chiton
  10. ID: Gastropod
  11. ID: Bivalves
    b
  12. ID: Cephalopods
  13. Chitons
    • -Phylum Mollusca
    • -eat algae
    • -slug inside
    • -shell has overlapping plates for more body movement usually
    • -8 section shell
    • -use radula
  14. Gastropods
    • phylum mollusca
    • -lots of shells,
    • -move with muscular foot
    • -coiled shell
    • -garden slug, nudibranches, snails
  15. Bivalves
    • -Phylum Mollusca
    • -clams, oysters, mussels
    • -shells made of two halves
    • -have siphons for filtering and breathing
  16. Cephalopods
    • -Phylum: Mollusca
    • - squid, octopus, cuttlefish
    • - intelligent, human like eyeball
    • -chromatophores- organs that can change colors
    • -strong beaks
    • -release ink
  17. Phylum Arthropoda
    • -World's largest Phylum
    • -Insects, horseshoe crabs
    • -segemented bodies
    • -exoskeleton
    • -molt exoskeleton
  18. Class Crustacea
    • -Phylum Arthopoda
    • -shrimps, crabs, lobsterms, hermit crabs, barnacles
    • -Head, thorax, abdomen
    • 1. chitinous exoskeleton
    • 2. molting
    • 3. segmented bodies
    • 4. most have ten legs (decopods)
    • 5. change sex
  19. Phylum Echinodermata
    • -spiny skin
    • -tube feet
    • -water vascular system
    • -4 classes
    • 1. starfish
    • 2. brittle stars (long flexible arms)
    • 3. sea cucumbers
    • 4. sea urchins
  20. Starfish
    • -Phylum:Echinodermata
    • -Radially Symmetrical
    • -Generally 5 arms
    • -Regenerate slow
  21. Brittle star
    • -Phylum Echinodermata
    • -No regeneration
    • -Flexible
    • -fast
  22. Sea Cucumbers
    • -Phylum Echinodermata
    • -no radial symmetry
    • -eject organs when in danger
    • -bottom of sea floors
  23. Sea Urchins
    • -Phylum Echinodermata
    • -algae grazers
    • -big spines
  24. Phylum Chordata
    • -mammals, birds, amphibians, reptiles and fish
    • 1. Nerve cord----brain and spinal cord
    • 2. Notochord----backbone
    • 3. Gill slits
    • -Prood of evolution: fossil and DNA evidence backbone w/ gills
  25. Sea squirts
    • -Phylum Chordata
    • -also called ascidians
    • -live fixed to rocks, weeds, in caves, on harbor installations etc.
    • -have VERY early backbones in their larval tail
    • -also have gill like structure
    • -Our ancestor=Grandma
  26. FISH SPECIES DIVERSITY
    • Marine Fish 12,000 species
    • World reefs: 7,000 species
    • Caribean: 1500 -5,000 species
    • Key West: 4,000 species
  27. 3 CLASSES OF PHYLUM CHORDATA
    • 1. AGNATHA: jawless fish, lamprey
    • 2. CHONDRICHTHYES: cartilaginous ; shark, rays
    • 3. OSTEICHTHYES: bony fish (21,000 species)
  28. BIG TEN FISH
    • 1: DAMSELFISH
    • 2: BUTTERFLY FISH
    • 3: ANGELFISH
    • 4: CARDINALFISHES
    • 5: GROUPER AND BASSLET
    • 6: PARROTFISHES
    • 7: WRASSES
    • 8: SURGEON FISHES
    • 9: BLENNIES
    • 10: GOBIES

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