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12 Cards in this Set
- Front
- Back
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Invertebrates and vertebrates all have |
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If the mouth develops first |
protosome ex. Mollusca, Annelida, Arthopoda |
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If the anus developes first |
deuterostome, ex. Echinodermata, Chordata |
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chitons, limpets, slugs, snails, abalones, conchs, clams, oysters, scallops, squid, octopuses. |
Mollusca - molluscs (soft body) |
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Structural features of Mollusca |
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Chitons Habitat? Shell? Loco? Radula? Head? |
Molluscs - class Polyplacophora Habitat - marine Shell - 8 plates Locomotion - foot Radula - no Head - no |
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Snails, slugs, nudibrachs, conchs Habitat? Shell? Loco? Radula? Head? |
Molluscs - class Gastropoda 1st time we see copulation organ (penis) Habitat - marine, freshwater, terrestrial Shell - coiled, reduced, absent Locomotion - foot Radula - yes Head - yes, with tenticles |
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nudibranchs |
solar powers sea slugs |
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clams, mussels, scallops, oysters Habitat? Shell? Loco? Radula? Head? |
Molluscs - Bivalvia Habitat - marine fresh water Shell - 2 halves hindge Locomotion - foot Radula - no, filter feed Head - no |
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Protein / calcium carbonate combination in Bivalvia |
mother of pearl |
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two types of pearl |
Natural, cultured |
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octopus, squid, nautilus, cuttlefish Habitat? Shell? Loco? Radula? Head? |
Mollusca - Class - Cephalopoda Habitat - marine Shell - chambered natulus, internal, absent Locomotion - foot/siphon Radula - sometimes Head - yes - large with brain |
