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14 Cards in this Set
- Front
- Back
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Echinoderms have ______ symmetry
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pentaradial
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Name of the tentacle-like projections on echinoderms
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podia, tube feet
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Some echinoderms have distal claws called _____.
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pedicellariae
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opening to the osmovascular system?
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Madreporite
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the _____ leads the way, the _____ brings up the read.
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trivium, bivium
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tube feet border either side of the __________.
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Ambulacral grooves
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Seastars are ____oecious
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di-
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Dermal gill?
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Papula
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Pedicellariae are used for _____ and _______.
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Defense, eating
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Asteroidea have two larval stages:
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Bipinnaria which turn into Brachiolaria
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In Ophiuroidea, the larval stage is:
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Ophiopluteus
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In Ophiuroidea, gametes are released through:
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Bursal slits
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Brittle stars (Ophiuroidea) have no _______ nor ______.
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pedicellariae, anus
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Elongated holes on a sand dollar?
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lunules
(ambulacrel & anal) |
