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| How many living species in Mollusca |
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Definition
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| Fossil species of mollusca |
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Definition
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Definition
| Feeding, cephalic sensory and locomotor organs |
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Definition
| contains digestive, circulatory, respiratory, and reproductive organs |
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Definition
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Definition
| Space between mantle and body |
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Term
| Mantile cavity houses the |
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Definition
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Definition
| Unique to molluscs; rasping, tongue like organ |
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Term
| The radula is found in all molluscs except |
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Definition
| Bivalves, some gastropods, and some solenogasters |
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| Exposed surface of mantle functions in |
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Definition
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Definition
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Definition
| Outer organic layer composed of conchiolin |
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Definition
| Prisms of calcium carbonate |
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Definition
| Layer laid down in thin layers, secreted by mantle |
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Term
| Most molluscs are ____, reproduction wise |
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Definition
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| Regarding reproduction, some gastropods are: |
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Definition
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Definition
| Intermediate larval stage |
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Definition
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Definition
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Definition
| Snails, slugs, conches, sea slugs, periwinkles |
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Definition
| Protects and prevents water loss |
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Definition
| Small opening to which lungs open to |
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Definition
| Holds two shells/valves together |
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Definition
| Draws shells/valves together |
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Term
| Valves are ______ when adductor muscles relax |
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Definition
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Definition
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| Regarding reproduction, bivalva is usually |
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Definition
| Specialized veliger that attaches to gills of fish to live as a parasite |
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| Freshwater clams fertilize: |
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Definition
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Definition
| Squids, octopuses, nautiluses, and cuttlefish |
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Term
| Squid and cuttlefish have_______ (arms/tentacles) |
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Definition
| 8 arms with suckers, 2 tentacles |
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Term
| Octopuses have ______ (arms/tentacles) |
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Definition
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Term
| Most complex of any invertebrate |
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Definition
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Definition
| Cells in the skin that expand and contract |
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Definition
| Empties into rectum and secretes |
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Definition
| Forcefully expelling water through siphon |
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| Cephalopods are, reproductively speaking |
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Definition
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