Animal Phyla
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Phylum Porifera | (Sponges)
Cellular level of organization
Usuallly sensile(non moving) Feeders
Spicules- elongated, rigid structures for body support
choanocytes-line inner cavity of sponges
Sexual/asexual
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Phylum Cnideria | (Hydria/Jellyfish)
Radial symmetry or biradial
Tissue level of organization
Gastrovascular cavity - digestsion/circulation
Nerve net - Allows for sensation
Cnidocytes - Cells that contain whip like structures
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Phylum Platyhelminthes | (flukes/Tapeworms)
Acelomate - no coelom
Sac body plan - only one opening
Bilateral symmetry
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Phylum Annelidia | (earthworms/marine worms/leaches)
Homonomous Segmentation
unjointed seatae
bilateral symmetry
hydroskeleton (pressured water body support)
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Phylum Mollusca | (snails/slugs/clams/oysters/octopuses/squid)
Soft Body
Hard, Calcium carbonate shell possesssed by many
Bilateral symmetry
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Phylum Nematoda | (roundworms) - no segments
Bilateral Symmetry
Psuedocoelomate - body cavity not completely lined on inside
Most have complete digestive tract
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Phylum Arthropoda | (insects/spiders/crustaceans/centipedes/milipedes)
Jointed appendages
Segmented body
Bilateral symmetry
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Created by:
eriksherf
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