Lab Final Review--Bryozoa & Echinoderma

Lab Final Review--Bryozoa & Echinoderma - Phylum...

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Phylum  Bryozoa Gelatinous Plant like forms Freshwater  vs. Marine Bird’s nest or  fur ball?
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Basic Bryozoan Body Plan Area of tentacles = Lophophore = circular ring in marine, = U-shaped in freshwater Mouth Intestine Stomach Zoecium = chamber in which the individual ZOOID lives Anus Retractor muscle to pull organism back into zooecium What do you call the structures that enable freshwater bryozoans to over winter?
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Basic Bryozoan Body Plan Ring of tentacles = Lophophore = circular ring in marine, = U-shaped in freshwater Mouth Intestine Stomach Zoecium = chamber in which the individual ZOOID lives Anus Retractor muscle to pull organism back into zooecium Statoblasts
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Bryozoa Freshwater Bryozoa Gelatinous zooecium = red in the specimens we studied in lab. Have statoblasts (black blobs) for surviving through the winter. Monomorphic = Zooids all the same
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Freshwater Form       Note: lophophore  (A) (u-shaped feeding structure) on the zooid A Phylum   Bryozoa
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Plant Forms Encrusting Forms Both forms shown here are marine.
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This note was uploaded on 04/17/2008 for the course BIO bsc2011L taught by Professor Spears during the Spring '08 term at FSU.

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Lab Final Review--Bryozoa & Echinoderma - Phylum...

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