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11 Cards in this Set
- Front
- Back
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Asconoid
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flagellated spongocoel
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Syconoid
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flagellated canals
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Leuconoid
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flagellated chambers
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Pinacocytes
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outer layer of cells; perforated by pores (ostia) name porifera means pore bearers
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Choanocytes
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inner layer of flagellated cells similar in structure to choanoflagellates
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Mesohyl
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gelatinous layer between above
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____ move through matrix.
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amoebocytes
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Skeletal material of ___, ___ and/or ___ develops within matrix.
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Calcium carbonate, Silicon dioxide, and/or spongin
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Digestion occurs within _____.
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spongocoel
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Water exits through _____.
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osculum
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Reproduction
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1. All species hemaphroditic
2. Gametes produced by amoebocytes or choanocytes 3. Gametes shed with outgoing current through osculum |
